September 25, 1492 -- the crew of the Pinta, one of Christopher Columbus' ships, mistakenly thought that they had spotted land.
September 25, 1493 -- Christopher Columbus left Spain with 17 ships on his second voyage to the Western Hemisphere.
September 25, 1513 -- The Pacific Ocean was discovered by Spanish explorer Vasco Nunez de Balboa when he crossed the Isthmus of Panama. He named the body of water the South Sea.
September 25, 1775 -- Ethan Allen was captured by the British during the American Revolutionary War. He was leading the attack on Montreal.
September 25, 1789 -- The first U.S. Congress adopted 12 amendments to the Constitution. Ten of the amendments became the Bill of Rights.
September 25, 1839 -- King Louis Philippe of France formally recognized the new Republic of Texas when he signed a treaty of amity, navigation, and commerce.
September 25, 1847 -- During the Mexican - American War, U.S. forces led by Zachary Taylor captured Monterrey Mexico.
September 25, 1867 -- Cattle pioneer Oliver Loving dies of gangre
September 25, 1882 -- the first major league double header was played. It was between the Worcester and Providence teams.
September 25, 1890 -- the Sequoia National Park was established as a U.S. National Park in Central California.
September 25, 1890 -- Mormon President Wilford Woodruff issued a Manifesto in which the practice of polygamy was renounced.
September 25, 1919 -- President Woodrow Wilson collapsed after a speech in Pueblo, CO.
September 25, 1933 -- Tom Mix was heard on NBC Radio for the first time. His show ran until June 1950.
September 25, 1953 -- Liberace made his debut at Carnegie Hall for a sellout crowd.
September 25, 1954 -- Elvis Presley appeared live on "Grand Ole Opry" and performed "Blue Moon of Kentucky".
September 25, 1965 -- The half hour Saturday morning cartoon "The Beatles" premeried on ABC-TV. The show ran until September 7, 1969.
September 25, 1965 -- Willie Mays, at the age of 34, became the oldest man to hit 50 home runs in a single season. He had also set the record for the youngest to hit 50 ten years earlier.
September 25, 1973 -- the three crewmen of Skylab II landed in the Pacific Ocean after being on the U. S. space laboratory for 59 days.
September 25, 1981 -- Sandra Day O'Connor became the first female justice of the U.S. Supreme Court.
September 25, 1986 -- An 1894-S Barber Head dime was bought for $83,000 at a coin auction in California. It is one of only a dozen that exist.
September 25, 1987 -- the booty collected from the Wydah, which sunk off Cape Cod in 1717, was auctioned off. Worth around $400 million.
September 25, 1992 -- In Orlando, FL, a judge ruled in favor of 12-year old Gregory Kingsley. He had sought divorce from his biological parents.
September 25, 1992 -- The Mars Observer blasted off on a mission that cost $980 million. The probe has not been heard from since it reached Mars in August of 1993.