Sherman's frontal assault against Confederate positions at Kennesaw Mountain, Georgia, is bloodily repulsed with 3,000 Union casualties, a rare tactical defeat in his otherwise successful Atlanta Campaign.
French Marshal Luxembourg defeats William III's Anglo-Dutch army in one of the bloodiest battles of the Nine Years' War, inflicting 19,000 Allied casualties.
Sherman's frontal assault against Confederate positions at Kennesaw Mountain, Georgia, is bloodily repulsed with 3,000 Union casualties, a rare tactical defeat in his otherwise successful Atlanta Campaign.
Sailors aboard the Russian battleship Potemkin mutiny against their officers in Odessa harbor, becoming a symbol of revolutionary resistance and inspiring Eisenstein's famous film.
The FBI begins rounding up eight German saboteurs landed by U-boat on the beaches of Long Island and Florida in Operation Pastorius, the most ambitious Axis sabotage attempt on American soil.
American forces complete the capture of Cherbourg as German garrison commander Lieutenant General Karl-Wilhelm von Schlieben formally surrenders, though isolated pockets continue to resist.
U.S. Army 27th Infantry Division attacks along the Tanapag Plain on Saipan, advancing into the Death Valley sector as Marines press from the south in the pivotal Marianas campaign battle.
President Truman authorizes General MacArthur to use American air and naval forces in support of the Republic of Korea, committing the United States to the Korean War two days after the North Korean invasion.
Palestinian and German terrorists hijack Air France Flight 139 and divert it to Entebbe, Uganda, beginning a hostage crisis that will end with one of the most daring rescue operations in military history.
The Boeing E-3 Sentry Airborne Warning and Control System reaches initial operational capability with the 552nd Airborne Warning and Control Wing at Tinker Air Force Base, Oklahoma.
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10 military events occurred on June 27, spanning multiple centuries. Key events include: Battle of Kennesaw Mountain (1864), Truman Orders U.S. Air and Naval Forces to Korea (1950), Truman Commits U.S. Forces to Korea (1950).
The most significant military event on June 27 is Battle of Kennesaw Mountain (1864). Sherman's frontal assault against Confederate positions at Kennesaw Mountain, Georgia, is bloodily repulsed with 3,000 Union casualties, a rare tactical defeat in his otherwise successful Atlanta Campaign.
Notable military figures born on June 27 include William Slim (1891–1970), Charles Stewart Parnell (1846–1891).
Events on June 27 span the Civil War, the Korean War, the Interwar Period, the Colonial & Revolutionary era, the Modern Era, World War II, the Cold War, covering 10 events across 3 centuries of military history.
Events on June 27 involve 4 branches of the U.S. and allied armed forces, reflecting the global scope of military operations throughout history.
Explore military history from the day you were born.
June 6
The Allied invasion of Normandy, the largest amphibious assault in history.
December 7
Japan attacks the U.S. Pacific Fleet, bringing America into World War II.
September 11
The deadliest terrorist attack in history transforms U.S. national security.
August 6
The first atomic bomb is dropped on a city, ushering in the nuclear age.
May 8
Nazi Germany surrenders unconditionally, ending World War II in Europe.
November 11
Armistice Day marks the end of World War I and honors all who served.
June 4
The turning point of the Pacific War as the U.S. Navy destroys four Japanese carriers.
July 4
The Declaration of Independence is adopted, sparking the American Revolution.
The FIM-92 Stinger helped win the Cold War by turning Afghan mujahideen into a credible anti-aircraft threat. By 2023, the United States almost ran out of them, because Raytheon stopped making them for 13 years, and the first 10 months of Ukraine support burned through the remaining stockpile.
Amateurs study tactics. Professionals study logistics. The most quoted military truism is also the most ignored. From WWII's industrial avalanche to Russia's 40-mile traffic jam in Ukraine, every major conflict proves the same lesson, and the U.S. military's just-in-time supply model may not survive a real fight.
Eighteen inches. At 400 mph. The margin for error is less than the length of your forearm. How the Blue Angels and Thunderbirds train their pilots to fly in formation so tight that one flinch would be catastrophic, and why the military considers air show teams a combat-relevant mission.
More service members are injured in training than in most deployments. From the simulated POW camps of SERE school to the controlled chaos of a carrier flight deck, these 10 exercises push human limits harder than many actual combat missions.
