Retired U.S. Army Staff Sgt. Michael Kacer, left, prepares for the 50-meter backstroke race during the swimming portion of… https://www.rawpixel.com/image/3317682/free-photo-image-olympic-london-runningFree Image from public domain licenseWorld War I: wounded sailors watching a play (at Netley Hospital). Oil painting by Godfrey Jervis Gordon ("Jan Gordon"). https://www.rawpixel.com/image/13968445/image-person-art-hospitalFree Image from public domain licenseQuiller tying the broken ends of thread being wound on to quills, March 1937. Photographer: Hine, Lewis. Original public… https://www.rawpixel.com/image/8799677/photo-image-vintage-hand-public-domainFree Image from public domain licenseSaint Sebastian Thrown into the Cloaca Maxima by Ludovico Carracci https://www.rawpixel.com/image/14264298/saint-sebastian-thrown-into-the-cloaca-maxima-ludovico-carracciFree Image from public domain licenseMaharana Sangram Singh Hunting Wild Boar, Western India, Rajasthan, Udaipur https://www.rawpixel.com/image/9184159/image-indian-painting-village-huntFree Image from public domain licenseU.S. Air Force swimmer August O'Neill kisses his service dog, Kai, during the 2014 Warrior Games in Colorado Springs, Colo.… https://www.rawpixel.com/image/8738945/photo-image-public-domain-dog-animalFree Image from public domain licenseU.S. American National Red Cross Hospital No.5, Paris, France: Nurse with Patient at the Tent Hospital at Auteuil Race… https://www.rawpixel.com/image/9648078/photo-image-medicine-vintage-crossFree Image from public domain licenseThe prosthetic legs of a Paralympic Military Sports Camp participant frame U.S. Navy volunteers at Balboa Naval Medical… https://www.rawpixel.com/image/3319312/free-photo-image-clothing-apparel-balboa-naval-medical-centerFree Image from public domain licenseAnd they are like wild beasts, plate five from The Disasters of War by Francisco José de Goya y Lucientes https://www.rawpixel.com/image/8970689/image-paper-people-artFree Image from public domain licenseSerbo-Turkish War: wounded Serbian soldiers leaving Aleksinac. Coloured wood engraving after A.C. Corbould, 1876. https://www.rawpixel.com/image/13956458/image-dog-horse-cowFree Image from public domain license200221-N-NU281-1127 PEARL HARBOR (Feb. 21, 2020) PEARL HARBOR (Feb. 21, 2020) Lt. Kelly Ryan participates in a swimming… https://www.rawpixel.com/image/3400386/free-image-accessory-amusement-park-apparelFree Image from public domain licenseMan bandaging injured hand https://www.rawpixel.com/image/385581/premium-photo-image-hand-pain-accident-injuryView licenseThe medical practitioner appearing as an angel when he has started to heal sick people. Coloured engraving by Johann Gelle… https://www.rawpixel.com/image/13961527/image-dogs-angel-faceFree Image from public domain licenseRetired U.S. Navy Master-at-Arms 3rd Class Nathan DeWalt practices freestyle swimming during wounded warriors swim practice… https://www.rawpixel.com/image/8742288/photo-image-public-domain-person-natureFree Image from public domain licensePeople with home safety concept https://www.rawpixel.com/image/386951/premium-photo-image-knee-pain-accident-acheView licenseBloodletting: The Wound Man. Shows sites for the ligation of arteries for bloodletting.Original public domain image from… https://www.rawpixel.com/image/8786479/image-art-person-photoFree Image from public domain licenseBoer War: wounded soldiers returning to Ladysmith camp after a battle. Reproduction after a watercolour by F. Dadd after… https://www.rawpixel.com/image/13990671/image-horse-person-watercolourFree Image from public domain licenseU.S. Marine Corps Staff Sgt. Jack Stanfield, a Martinsville, Ind., native with Wounded Warrior Battalion– East, performs the… https://www.rawpixel.com/image/8739626/photo-image-public-domain-person-waterFree Image from public domain licenseCarlist War, Spain: wounded soldiers being carried down from the Heights opposite Andoain. Wood engraving. https://www.rawpixel.com/image/13992778/image-horse-cartoon-personFree Image from public domain licenseRusso-Japanese War: patients lying on the floor in the Japanese field hospital at Antung. Halftone after A. Michael, 1904. https://www.rawpixel.com/image/13982765/image-dog-cartoon-faceFree Image from public domain licenseBoer War: a military physician bandages a wounded man in the open air, others watch. Halftone after H. M. Paget, c.1900. https://www.rawpixel.com/image/13991156/image-cow-plant-personFree Image from public domain licenseFranco-Prussian War: two nurses treating a wounded German soldier on the battlefield. Wood engraving by W. Hollidge after… https://www.rawpixel.com/image/13984814/image-cartoon-person-artFree Image from public domain licenseFranco-Prussian War: French wounded being treated at Metz. Wood engraving by J.W.B. https://www.rawpixel.com/image/13975418/image-horse-cartoon-personFree Image from public domain licenseTwenty four maladies and their remedies. Coloured line block by F. Laguillermie and Rainaud, ca. 1880. https://www.rawpixel.com/image/13987934/image-cartoon-person-bookFree Image from public domain licenseFlorence Nightingale receiving wounded soldiers at Scutari Hospital. Colour lithograph after J. Barrett. https://www.rawpixel.com/image/13979311/image-person-medicine-artFree Image from public domain licenseTwenty four maladies and their remedies. Coloured line block by F. Laguillermie and Rainaud, ca. 1880. https://www.rawpixel.com/image/13974504/image-cartoon-person-bookFree Image from public domain licenseSerbo-Turkish War, Turkey: hospital camp at Magra near Kars. Wood engraving by H. Harral after G. Broling, 1877. https://www.rawpixel.com/image/14006368/image-horse-person-artFree Image from public domain license