BELGIUM – DECEMBER 25: German and British troops celebrating Christmas together during a temporary cessation of WWI hostilities known as the Christmas Truce. (Photo by Mansell/Mansell/The LIFE Picture Collection/Getty Images)
BELGIUM – DECEMBER 25: German and British troops celebrating Christmas together during a temporary cessation of WWI hostilities known as the Christmas Truce. (Photo by Mansell/Mansell/The LIFE Picture Collection/Getty Images)