Kammala jumla mai zuwa: An kunna shi a watan Yulin 1942 a lokacin Yaƙin Duniya na II, 505th Parachute Infantry Regiment ya halarci mamayewar Allied na Sicily, daga baya ya sauka a Salerno, yakin Normandy, da
Netherlands da kuma yakin Bulge. A lokacin shekarun 1960, 505th na ɗaya daga cikin rukunin da suka taka rawa a cikin Operation Power Pack a Jamhuriyar Dominica kuma daga baya suka taimaka wa hukumomin gari yayin tashin hankalin jama'a da ya faru a cikin Amurka. An tura rundunar zuwa Jamhuriyar Vietnam a shekarar 1968 a lokacin yakin Vietnam. Bayan yakin Vietnam, 505th ya shiga cikin ayyukan soja daban-daban. Daga cikin su akwai Operation Urgent Fury, Operation Just Cause, Operation Desert Shield, Operation Desert Storm, Operation Restore Hope, Operation Enduring Freedom (OEF) da Operation Iraqi Freedom. Ƙungiyar ta kwanan nan ta kasance a cikin OEF a Afghanistan. A halin yanzu bataliya ta 1 da ta 2 suna aiki. Dukkanin batutuwa biyu an sanya su zuwa Brigade na 3 na Brigade Combat, 82nd Airborne Division a Fort Bragg, North Carolina.