1944 — The Dumbarton Oaks Conference among delegates from the United States, the U.S.S.R. and the British Commonwealth proposes a permanent international peace organization called the United Nations.

Also that year:

• Congress passes the G.I. Bill, which makes benefits available to World War II veterans who planned to study chiropractic.
• Foundation for Chiropractic Education and Research (FCER) is established; with that, the profession has a primary source of funding.
• U.S. troops establish beachheads at Utah Beach and Omaha Beach during the Allied invasion of Western Europe, nicknamed D-Day. The invasion in Normandy, France includes about 156,000 British, Canadian and U.S. troops. Allied tanks drive through German defenses and underground French forces rise against the Germans.
• German officers make an unsuccessful attempt to assassinate Hitler.
• Congress creates a new rank: General of the Army, or five-star general, for Generals Eisenhower, Arnold, MacArthur and Marshall.