Nearly 12,500 Confederate soldiers make a doomed frontal assault across open ground against the Union center on Cemetery Ridge, suffering over 50% casualties in the charge that ends Lee's invasion of the North.
George Washington formally takes command of the Continental Army at Cambridge, Massachusetts, beginning his transformation of a collection of militia into a fighting force capable of defeating the British Empire.
General George Washington assumes command of the Continental Army under an elm tree at Cambridge, Massachusetts, beginning the organizational transformation that turns a militia siege force into a professional army.
Nearly 12,500 Confederate soldiers make a doomed frontal assault across open ground against the Union center on Cemetery Ridge, suffering over 50% casualties in the charge that ends Lee's invasion of the North.
Some 12,500 Confederate infantrymen under Major General George Pickett and supporting division commanders advance across open ground at Gettysburg toward the Union center on Cemetery Ridge, suffering roughly 50 percent casualties.
The Red Army liberates Minsk, the capital of Belorussia, as part of Operation Bagration, trapping 100,000 German soldiers in a massive encirclement east of the city.
The Red Army captures Minsk, trapping roughly 100,000 German soldiers of Army Group Center in a massive encirclement and collapsing the Eastern Front's central sector.
The guided missile cruiser USS Vincennes mistakenly shoots down Iran Air Flight 655 over the Persian Gulf, killing all 290 passengers and crew, one of the deadliest aviation incidents of the Cold War era.
The Aegis cruiser USS Vincennes fires two SM-2 surface-to-air missiles at Iran Air Flight 655 in the Persian Gulf, killing all 290 civilians aboard in one of the deadliest accidental shoot-downs in aviation history.
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10 military events occurred on July 3, spanning multiple centuries. Key events include: Pickett's Charge at Gettysburg (1863), Naval Battle of Santiago de Cuba (1898), USS Vincennes Shoots Down Iran Air Flight 655 (1988), Washington Takes Command of the Continental Army (1775), Pickett's Charge at Gettysburg (1863).
The most significant military event on July 3 is Pickett's Charge at Gettysburg (1863). Nearly 12,500 Confederate soldiers make a doomed frontal assault across open ground against the Union center on Cemetery Ridge, suffering over 50% casualties in the charge that ends Lee's invasion of the North.
Notable military figures born on July 3 include John Barry (1745–1803), George M. Dallas (1792–1864).
Events on July 3 span the Civil War, the Interwar Period, the Modern Era, World War II, the Colonial & Revolutionary era, the Korean War, the Cold War, covering 10 events across 3 centuries of military history.
Events on July 3 involve 3 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.
