An M-198 155mm Howitzer of the US Marines firing at Fallujah, Iraq, during the Second Battle of Fallujah. https://www.rawpixel.com/image/8718123/photo-image-smoke-public-domain-people Free Image from public domain license
Production. 155mm shells. Boring the burster tube recess of 155mm shell on a Denver lathe in a converted auto plant.… https://www.rawpixel.com/image/12301941/image-plant-person-airplane Free Image from public domain license
Marines prepare for action. Breaking a tradition of 167 years, the U.S. Marine Corps started enlisting Negroes on June 1… https://www.rawpixel.com/image/12338721/image-cloud-plant-person Free Image from public domain license
U.S. Marines with Battalion Landing Team 3/1, 13th Marine Expeditionary Unit, fire the M777 howitzer on San Clemente Island… https://www.rawpixel.com/image/8741318/photo-image-public-domain-person-bird Free Image from public domain license
U.S. Soldiers assigned to Battery C, 2nd Battalion, 8th Field Artillery Regiment battle stiff winds, sub-zero temperatures… https://www.rawpixel.com/image/3318367/free-photo-image-1-25-sbct-1-25th-stryker-brigade-combat-1-52nd-aviation-regiment Free Image from public domain license