Troops in Australia. American tanks, manned by Australian crews, led the attack on Buna. This picture, taken during the… https://www.rawpixel.com/image/12308419/image-frame-plant-artFree Image from public domain licensePolish army Rak 120mm Self-Propelled Mortar Systems with 15th Mechanized Brigade, fire for effect during a lethality… https://www.rawpixel.com/image/8727760/photo-image-smoke-fire-public-domainFree Image from public domain licenseU.S. Soldiers assigned to Bravo Battery, 3rd Battalion, 29th Field Artillery Regiment, 3rd Armored Brigade Combat Team, 4th… https://www.rawpixel.com/image/8727822/photo-image-public-domain-person-manFree Image from public domain licenseUnited States Army Air Forces newest transport and most promising for airborne operations. Its specific function is to land… https://www.rawpixel.com/image/12297842/photo-image-person-plane-public-domainFree Image from public domain license