1215
King John of England puts his seal on the Magna Carta, a document that limits his power and protects the rights of the nobility.
AI analysis
读：King John of England signed the Magna Carta, a significant document that restricted his authority and safeguarded the rights of the nobility, marking a crucial step towards constitutional monarchy. --来自AI解读
1502
Christopher Columbus sets sail on his fourth and final voyage to the New World.
AI analysis
读：Christopher Columbus embarked on his fourth and final voyage to the New World, continuing his exploration of the Americas and expanding European knowledge of the region. --来自AI解读
1775
George Washington is appointed Commander-in-Chief of the Continental Army.
AI analysis
读：George Washington was appointed Commander-in-Chief of the Continental Army, leading the fight for American independence against British rule during the American Revolutionary War. --来自AI解读
1800
The French Army defeats the Austrians at the Battle of Marengo, near Alessandria, Italy.
AI analysis
读：The French Army, led by Napoleon Bonaparte, defeated the Austrians at the Battle of Marengo, securing a crucial victory that solidified French control over much of Europe. --来自AI解读
1836
Arkansas is admitted as the 25th U.S. state.
AI analysis
读：Arkansas became the 25th state to join the United States, expanding the country's territory and population. --来自AI解读
1851
Uncle Tom's Cabin, written by Harriet Beecher Stowe, is published.
AI analysis
读：Harriet Beecher Stowe's influential novel "Uncle Tom's Cabin" was published, exposing the harsh realities of slavery and contributing to the abolitionist movement in the United States. --来自AI解读
1864
Arlington National Cemetery is established when 200 acres around Arlington Mansion are officially set aside as a military cemetery.
AI analysis
读：Arlington National Cemetery was established, providing a burial ground for American military personnel and later becoming a symbol of national pride and respect for fallen soldiers. --来自AI解读
1888
Crown Prince Wilhelm becomes Kaiser Wilhelm II after the death of his father, Frederick III, German Emperor.
AI analysis
读：Crown Prince Wilhelm ascended to the throne as Kaiser Wilhelm II following the death of his father, marking the beginning of a new era in German history. --来自AI解读
1911
Tabulating Computing Recording Corporation (IBM) is incorporated.
AI analysis
读：The Tabulating Computing Recording Corporation, later known as IBM, was incorporated, paving the way for significant advancements in computing technology. --来自AI解读
1916
U.S. President Woodrow Wilson signs a congressional act creating the National Park Service.
AI analysis
读：U.S. President Woodrow Wilson signed a congressional act establishing the National Park Service, dedicated to preserving and protecting America's natural and historical treasures. --来自AI解读
1940
The French surrender to Nazi Germany; Paris is occupied by the Nazis.
AI analysis
读：France surrendered to Nazi Germany, and Paris was occupied by the Nazis, marking a pivotal moment in World War II and the beginning of a difficult period for the French people. --来自AI解读
1944
The United States invades Saipan in the Mariana Islands.
AI analysis
读：The United States invaded Saipan in the Mariana Islands, a strategic location in the Pacific Ocean, as part of its campaign against Japan during World War II. --来自AI解读
1990
Congress adopts the Declaration of State Sovereignty.
AI analysis
读：The Russian Congress of People's Deputies adopted the Declaration of State Sovereignty, asserting Russia's independence from the Soviet Union and paving the way for its eventual dissolution. --来自AI解读
1991
Boris Yeltsin is elected the President.
AI analysis
读：Boris Yeltsin was elected as the President of Russia, becoming the first directly elected leader in Russian history and playing a key role in the country's transition from communism to democracy. --来自AI解读
1992
The United States Supreme Court rules in Planned Parenthood v. Casey that laws that wish to impose an undue burden must be invalidated.
AI analysis
读：The U.S. Supreme Court ruled in Planned Parenthood v. Casey that laws imposing an undue burden on women seeking abortions must be invalidated, reaffirming the principles established in Roe v. Wade and protecting women's reproductive rights. --来自AI解读
2002
Near-Earth asteroid 2002 MN misses the Earth by 0.0006618 astronomical units (AU) or about 100,000 kilometers (62,000 mi).
AI analysis
读：A near-Earth asteroid, 2002 MN, narrowly missed colliding with Earth, passing within 100,000 kilometers of the planet and highlighting the potential risks posed by asteroids. --来自AI解读
2012
Nik Wallenda becomes the first person to successfully tightrope walk over Niagara Falls.
AI analysis
读：Nik Wallenda made history by becoming the first person to tightrope walk over Niagara Falls, demonstrating incredible skill and bravery in the face of danger. --来自AI解读
