BRITANNICAHOMESPORTS & RECREATIONGAMES, HOBBIES & RECREATIONAL ACTIVITIESCall of Dutyelectronic gameWRITTEN BYThe Editors of Encyclopaedia BritannicaEncyclopaedia Britannica’s editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree….See Article HistoryCall of Duty, electronic game that brought new advances to the first-person shooter genre, winning numerous game of the year awards in 2003 and 2004 following its 2003 debut. Designed by the American company Infinity Ward and produced by Activision, Call of Duty used World War II as a setting, allowing players to see the war through the eyes of American, Soviet, and British soldiers. Call of Duty combined challenging single-player missions with a multiplayer engine that breathed new life into a genre spawned by such gaming greats as Doom and Quake.