U.S. Marine Corps Lance Cpl. Matthew Guerrero, background, assigned to Fleet Antiterrorism Security Team (FAST) Pacific… https://www.rawpixel.com/image/3317784/free-photo-image-2012-army-camp-rodriguezFree Image from public domain licenseEstonian Defense Forces service members stand in formation during the opening ceremony for the live exercise portion of… https://www.rawpixel.com/image/3317646/free-photo-image-military-uniform-manFree Image from public domain licenseA Portuguese Air Force member looks out the back of a Canadian C-130 before conducting High Altitude Low Opening parachute… https://www.rawpixel.com/image/3317817/free-photo-image-adaptive-measures-air-force-airmenFree Image from public domain licenseU.S. Air Force Senior Airman Sandra Welch, a combat photographer with the 1st Combat Camera Squadron, looks on during a… https://www.rawpixel.com/image/3317696/free-photo-image-airman-america-armyFree Image from public domain licenseU.S. Marine Corps Lance Cpl. Dylan Sheperd, an assistant gunner, loads a round into an M224 60mm mortar system during a live… https://www.rawpixel.com/image/3317872/free-photo-image-3rd-battalion-60mm-mortar-6th-marine-regimentFree Image from public domain licenseU.S. Marines with Headquarters Battalion (HQBN), 2nd Marine Division (2d MARDIV), grapple during a Commander's Cup field… https://www.rawpixel.com/image/3317871/free-photo-image-mardiv-america-armyFree Image from public domain licenseU.S. Marine Corps Sgt. Ben Tomerlin, left, a platoon sergeant, and Marine Gunnery Sgt. Jose Montoya, right, a utilities… https://www.rawpixel.com/image/3317617/free-photo-image-truck-14th-marine-regiment-4th-divisionFree Image from public domain licenseMass Communication Specialist 3rd Class Taylor Smith and Chief Mass Communication Specialist Keith Devinney carry Boatswains… https://www.rawpixel.com/image/3317769/free-photo-image-american-army-azusaFree Image from public domain licenseU.S. Sailors aboard the guided missile cruiser USS Monterey (CG 61) prepare to receive cargo from the fleet replenishment… https://www.rawpixel.com/image/3317694/free-photo-image-army-battleship-boatFree Image from public domain licenseU.S. Army Spc. Josh Johnson, assigned to the 2nd Battalion, 22nd Infantry Regiment, 10th Mountain Division, waits to engage… https://www.rawpixel.com/image/8727969/photo-image-plant-tree-public-domainFree Image from public domain licenseU.S. Navy Aviation Boatswain's Mate (Handling) 2nd Class Marcus Stewart directs a helicopter on the flight deck of the… https://www.rawpixel.com/image/3317636/free-photo-image-african-american-airplaneFree Image from public domain license110218-N-SO729-185 GULF OF THAILAND (Feb. 18, 2011) - Information Technician Seaman Cody Clay gets sprayed with oleoresin… https://www.rawpixel.com/image/3317820/free-photo-image-t-shirt-man-amphibiousFree Image from public domain licenseA U.S. Soldier assigned to the 197th Special Troops Company, Utah Army National Guard collapses his parachute after a static… https://www.rawpixel.com/image/3317801/free-photo-image-jump-working-outdoors-cameraFree Image from public domain licenseU.S. Airmen with the 375th Air Mobility Wing present a giant U.S. flag for nearly 50,000 fans to see at Busch Stadium in St.… https://www.rawpixel.com/image/3317779/free-photo-image-independence-day-375th-amw-air-forceFree Image from public domain licenseU.S. Soldiers with Bravo Company, 4th Battalion, 23th Infantry Regiment inspect their equipment at Camp Tombstone in Helmand… https://www.rawpixel.com/image/3317737/free-photo-image-afghanistan-ana-armyFree Image from public domain licenseMarines with the USMC headquarters company step off to conduct an Armed Forces Full Honor Wreath Laying Ceremony, at the… https://www.rawpixel.com/image/3317823/free-photo-image-military-uniform-us-infantry-regimentFree Image from public domain licenseU.S. Marines with the 2nd Battalion, 6th Marine Regiment are transported by a CH-53E Super Stallion helicopter assigned to… https://www.rawpixel.com/image/3317652/free-photo-image-3rd-marine-aircraft-wing-mawFree Image from public domain licenseArmy engineers build shower facility https://www.rawpixel.com/image/3582776/free-photo-image-construction-worker-327th-engineer-company-372nd-brigadeFree Image from public domain licenseUnited States Military Academy cadets salute during the National Anthem at the annual Army-Navy Game in Philadelphia Dec. 9… https://www.rawpixel.com/image/3317863/free-photo-image-military-people-crowd-118th-army-navy-gameFree Image from public domain license2016 Combined 412th and 416th TEC Best Warrior Competition. Fort McCoy, Wisconsin. U.S. Army during the 2015 Combined… https://www.rawpixel.com/image/3582719/free-photo-image-box-2015-tec-bestwarrior-412thFree Image from public domain licenseU.S. Navy Hull Technician Firemen Douglas Anderson, left, and Patrick Zembol watch as the guided missile cruiser USS Bunker… https://www.rawpixel.com/image/3317782/free-photo-image-army-battleship-boatFree Image from public domain licenseFire Fighters assess the damage of a junk pile fire in Baltimore before overhauling the scene. Original public domain image… https://www.rawpixel.com/image/3317825/free-photo-image-emergency-firefighter-work-accidentFree Image from public domain licenseTaking the river by boat, bay and bridge https://www.rawpixel.com/image/3578459/free-photo-image-exercise-412th-theater-engineer-command-arkansas-riverFree Image from public domain licenseSPC Jones416th TEC Best Warrior Competition 2013. Original public domain image from Flickr https://www.rawpixel.com/image/3581303/free-photo-image-2013-416th-tec-best-warrior-competitionFree Image from public domain licenseSSG Santana416th TEC Best Warrior Competition 2013. Original public domain image from Flickr https://www.rawpixel.com/image/3581295/free-photo-image-2013-416th-tec-best-warrior-competitionFree Image from public domain licenseSSG Welch416th TEC Best Warrior Competition 2013. Original public domain image from Flickr https://www.rawpixel.com/image/3581300/free-photo-image-2013-416th-tec-best-warrior-competitionFree Image from public domain licenseTaking the river by boat, bay and bridge https://www.rawpixel.com/image/3577759/free-photo-image-2015-tec-best-warrior-412th-tec-theater-engineer-commandFree Image from public domain licenseU.S. Air Force Staff Sgt. Lucas Wacker provides security with an M240B machine gun during a training event for the U.S. Army… https://www.rawpixel.com/image/3317847/free-photo-image-alaska-army-careerFree Image from public domain licenseU.S. Navy chief petty officer selects march in to attend an all-hands call with Master Chief Petty Officer of the Navy Rick… https://www.rawpixel.com/image/3317743/free-photo-image-army-career-cc0Free Image from public domain licenseU.S. Sailors assigned to the amphibious assault ship USS America (LHA 6) hold a U.S. flag for an aerial photo as the ship… https://www.rawpixel.com/image/3317680/free-photo-image-army-california-captainFree Image from public domain licenseU.S. Marine Corps recruit Caleb McCready, left, and recruit Mark Fiasconaro, both with Platoon 3060, Kilo Company, 3rd… https://www.rawpixel.com/image/3317762/free-photo-image-man-army-basic-trainingFree Image from public domain licenseUS Army Sgt. Johnathan Oberholz, an infantryman with C-Troop, 2-106th Cavalry Squadron, Aurora, Illinois, crosses a one-rope… https://www.rawpixel.com/image/3317819/free-photo-image-military-america-armyFree Image from public domain licenseU.S. Marine Corps Staff Sgt. Caroline Chavez, a senior drill instructor assigned to Platoon 4023, November Company, 4th… https://www.rawpixel.com/image/3317666/free-photo-image-20s-30s-adultFree Image from public domain licenseU.S. Marine Corps Pfc. Caleb Roberts, Delta Company, Infantry Training Battalion, School of Infantry West, participates in a… https://www.rawpixel.com/image/3317821/free-photo-image-marine-america-armyFree Image from public domain licenseU.S. Air Force Senior Airman Linwood Harrison, a ceremonial guardsman with the honor guard, stands at parade rest before the… https://www.rawpixel.com/image/3317685/free-photo-image-american-flag-arkansas-armyFree Image from public domain licenseU.S. Air Force Senior Airman Jerick Encarnacion, with the 455th Expeditionary Logistics Readiness Squadron, prepares for a… https://www.rawpixel.com/image/3317838/free-photo-image-military-american-independence-warFree Image from public domain licenseU.S. Sailors swim to the stern dock after jumping off aircraft elevator No. 4 during a swim call aboard the Nimitz-class… https://www.rawpixel.com/image/3317794/free-photo-image-arabian-sea-army-careerFree Image from public domain licenseStephon “The Surgeon” Morris punishes the speed bag at UMAR Boxing Gym in Baltimore, Md., June 18, 2014. https://www.rawpixel.com/image/3317845/free-photo-image-boxing-african-americanFree Image from public domain licenseFirefighters assigned to the U.S. Air Force 23rd Civil Engineer Squadron (CES) extinguish an aircraft fire during live-fire… https://www.rawpixel.com/image/3317860/free-photo-image-firefighter-accident-armyFree Image from public domain licenseA U.S. Air Force F-35A Lightning II pilot assigned to the 34th Fighter Squadron, based at Hill Air Force Base, Utah… https://www.rawpixel.com/image/3317659/free-photo-image-eagle-jet-48th-fighter-wingFree Image from public domain licenseU.S. Army paratroopers with the 82nd Airborne Division sit in an Air Force C-17A Globemaster III before an airdrop during a… https://www.rawpixel.com/image/3317798/free-photo-image-military-aircraft-americanFree Image from public domain licenseFort Lee, Va., - Spc. Mitch Fromm of Stevens Point Wis., who is a combat engineer with the 428th Engineer Company in Wausau… https://www.rawpixel.com/image/3577745/free-photo-image-military-2015-tec-best-warrior-428th-engineer-companyFree Image from public domain licenseU.S. Marine Corps Lance Cpl. Rob Magnuson, left, and Lance Cpl. Rafael Cortez, right, drag Lance Cpl. Jeff Landis, a… https://www.rawpixel.com/image/3317645/free-photo-image-american-army-careerFree Image from public domain licenseFire fighters from the 447th Expeditionary Civil Engineer Squadron extinguish a fire in a training room during live-burn… https://www.rawpixel.com/image/3317736/free-photo-image-worker-accident-armyFree Image from public domain licenseU.S. Air Force Senior Airman Shawn Witcher, assigned to the 673rd Security Forces Squadron, tries to fight off Kimba, a… https://www.rawpixel.com/image/3317643/free-photo-image-dog-german-shepherd-animalFree Image from public domain licenseU.S. Airmen with the 119th Civil Engineer Squadron, North Dakota Air National Guard spray water from a fire truck turret… https://www.rawpixel.com/image/3317740/free-photo-image-accident-army-burnFree Image from public domain licenseU.S. Sailors combat a simulated fire aboard the aircraft carrier USS Theodore Roosevelt (CVN 71) during a damage control… https://www.rawpixel.com/image/3317604/free-photo-image-firefighter-fireman-accidentFree Image from public domain licenseU.S. Sailors sort through mail in the hangar bay aboard the aircraft carrier USS Nimitz (CVN 68) in the Arabian Sea July 20… https://www.rawpixel.com/image/3317690/free-photo-image-arabian-sea-armyFree Image from public domain licenseU.S. Soldiers with the 42nd Regional Support Group, New Jersey National Guard, conduct civil disturbance training in… https://www.rawpixel.com/image/3578649/free-photo-image-army-career-cc0Free Image from public domain licenseAirmen of the 145th Airlift Wing walk through a pre-deployment processing line to ensure military and personal readiness at… https://www.rawpixel.com/image/3317808/free-photo-image-meeting-document-paperworkFree Image from public domain licenseU.S. Marines and Sailors with the 22nd Marine Expeditionary Unit (MEU) stand at attention during a formation aboard the… https://www.rawpixel.com/image/3317846/free-photo-image-marching-soldiers-22nd-marine-expeditionary-unit-meuFree Image from public domain licenseU.S. Sailors with the rifle detail aboard the aircraft carrier USS Carl Vinson (CVN 70) stand at attention during a burial… https://www.rawpixel.com/image/3317781/free-photo-image-america-army-readyFree Image from public domain licenseLance Cpl. Alex Rowan, a combat engineer with 4th Combat Engineer Battalion, 4th Marine Division, stationed out of Bessemer… https://www.rawpixel.com/image/3317688/free-photo-image-people-military-manFree Image from public domain licenseU.S. Air Force Tech. Sgt. Anthony Wood, a pararescueman with the 46th Expeditionary Rescue Squadron, scans his sector during… https://www.rawpixel.com/image/3317810/free-photo-image-afghanistan-army-careerFree Image from public domain licenseU.S. Sailors assigned to Naval Mobile Construction Battalion (NMCB) 74 defend a helicopter landing zone during a field… https://www.rawpixel.com/image/3317790/free-photo-image-army-camp-shelby-careerFree Image from public domain licenseThe U.S. Air Force Band of Mid-America marches outside as Marine Corps veteran Reggie Geggie, not pictured, guest of honor… https://www.rawpixel.com/image/3317771/free-photo-image-independence-day-army-bandFree Image from public domain licenseGerman army infantrymen with the 391st Mechanized Infantry Battalion plan their next maneuver in a recently secured building… https://www.rawpixel.com/image/3317635/free-photo-image-war-10-panzerdivision-allianceFree Image from public domain licenseU.S. Marine Corps Cpl. Tanner Casares, a production specialist with the Combat Camera section, Marine Corps Combat Service… https://www.rawpixel.com/image/3317807/free-photo-image-ambush-army-camouflageFree Image from public domain licenseOriginal public domain image from Flickr https://www.rawpixel.com/image/3582788/free-photo-image-327th-engineer-company-372nd-brigade-397th-battalionFree Image from public domain licenseArmy Reserve lays down the hammer, striking through mine fields with a force https://www.rawpixel.com/image/3577734/free-photo-image-2015-tec-best-warrior-364th-engineer-platoon-416Free Image from public domain licenseU.S. Army Command Sgt. Maj. Shelita Taylor, the command sergeant major of the 400th Military Police Battalion, U.S. Army… https://www.rawpixel.com/image/3317623/free-photo-image-gas-mask-war-200th-military-police-commandFree Image from public domain licenseU.S. Army Spc. Elizabeth Wasil, a combat medic assigned to Bravo Company, Fort Sam Houston Warrior Transition Battalion… https://www.rawpixel.com/image/3317760/free-photo-image-car-racing-track-army-athleteFree Image from public domain licenseU.S.Navy Engineman 3rd Class Scotty Engelhard, from Lake St. Louis, Mo., works on a lube oil purifier in the main machinery… https://www.rawpixel.com/image/3317663/free-photo-image-worker-green-engine-oil-americaFree Image from public domain licenseU.S. Coast Guardsmen assigned to medium endurance cutter USCGC Escanaba (WMEC 907) navigate alongside the cutter in a rubber… https://www.rawpixel.com/image/3317730/free-photo-image-army-atlantic-ocean-boatFree Image from public domain license130201-N-XE109-003 ATLANTIC OCEAN (Feb. 01, 2013) Aviation Boatswain's Mate (Fuels) Airman Gavin Snyder, left, and Aviation… https://www.rawpixel.com/image/3317699/free-photo-image-airplane-aircraft-airfieldFree Image from public domain licenseU.S. Marine Corps Sgt. Cameron C. Gump, an intermediate level structural mechanic assigned to Marine Aviation Logistics… https://www.rawpixel.com/image/3317806/free-photo-image-maw-airframes-armyFree Image from public domain licenseU.S. Naval Academy midshipmen with the Class of 2016 conduct a log carrying exercise as part of the U.S. Naval Academy Sea… https://www.rawpixel.com/image/3317772/free-photo-image-military-america-americanFree Image from public domain licenseU.S. Air Force Capt. Nick Morgans, with the 46th Expeditionary Rescue Squadron, protects a simulated casualty as an HH-60… https://www.rawpixel.com/image/3317728/free-photo-image-man-exercising-afghanistan-air-forceFree Image from public domain licenseU.S. Marine Corps Lance Cpl. Marc Mercado, assigned to the Advanced Infantry Marine Course (AIMC), carries an M240B machine… https://www.rawpixel.com/image/3317834/free-photo-image-american-army-careerFree Image from public domain licenseA U.S. Army medic treats an Afghan child for sunburn in the village of Meryanay in the Kherwar district of the Logar… https://www.rawpixel.com/image/3317731/free-photo-image-refugee-helping-kid-afgFree Image from public domain licenseU.S. Army Maj. Jax Baylosis, a dentist, and Pfc. Courtney Jeanclaude, a dental assistant, both assigned to the 185th Dental… https://www.rawpixel.com/image/3317814/free-photo-image-air-force-airman-arkansas-national-guardFree Image from public domain licenseOriginal public domain image from Flickr https://www.rawpixel.com/image/3582783/free-photo-image-327th-engineer-company-372nd-brigade-397th-battalionFree Image from public domain licenseArmy Reserve lays down the hammer, striking through minefields with a force(U.S. Army photo by Sgt. 1st Class Michel… https://www.rawpixel.com/image/3577722/free-photo-image-machine-2015-tec-best-warrior-364th-engineer-platoonFree Image from public domain license