On Sept. 17, 1787, the U.S. Constitution, completed in Philadelphia, was signed by a majority of the 55 delegates to the Constitutional Convention.

The Constitution of the United States of 1789 is on display along with other historical documents in the rotunda of the National Archives Museum in Washington, D.C. On September 17, 1787, the U.S. Constitution, completed in Philadelphia, was signed by a majority of the 55 delegates to the Constitutional Convention. File Photo by Pat Benic/UPI UPI On September 17, 2001, U.S. President George W. Bush said Osama bin Laden, the suspected ringleader in the Sept. 11 terrorist attacks, was "wanted dead or alive." File Photo by Jonathan Samuels/UPI UPI President Anwar Sadat of Egypt (L), President Jimmy Carter (C) and Israeli Prime Minister Menachem Begin sign two agreements providing for negotiation of a full Middle East peace treaty within three months in a ceremony in the east room of the White House on September 17, 1978. File Photo by Darryl Heikes/UPI UPI The Space Shuttle Enterprise sits on top of the NASA's Shuttle Carrier Aircraft after touching down at John F. Kennedy International Airport on April 27, 2012, in New York City. On September 17, 1976, NASA displayed its first space shuttle, the Enterprise, an airplane-like spacecraft costing almost $10 billion. File Photo by Monika Graff/UPI UPI Vanessa Williams attends the Entertainment Weekly/ABC Upfront party at PH-D Rooftop Lounge at Dream Downtown New York Upfronts in New York City on May 15, 2012. On September 17, 1983, Williams became the first African American to be named Miss America. File Photo by John Angelillo/UPI UPI A restaurant sits empty and boarded on Battleship Parkway, U.S. 90, which crosses Mobile Bay, with a sign "Everybody Pray" on September 15, 2004. On September 17, 2004, the death toll from Hurricane Ivan was set at 38 in the United States and 75 in at the Caribbean. File Photo by A.J. Sisco/UPI UPI

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Sept. 17 (UPI) -- On this date in history:

In 1787, the U.S. Constitution, completed in Philadelphia, was signed by a majority of the 55 delegates to the Constitutional Convention. Nine states ratified the document in June 1788, and it became the supreme law of the United States on March 4, 1789.

In 1862, Union forces led by Gen. George McClellan attacked Confederate troops led by Gen. Robert E. Lee near Antietam Creek in Maryland. McClellan blocked Lee's advance on Washington but fell short of victory.

In 1939, Soviet troops invaded Poland, 16 days after Nazi Germany moved into the country. Warsaw capitulated to Nazi armies 20 days later.

In 1972, North Vietnam released three American pilots, the first U.S. prisoners of war released by the country since 1969.

In 1976, NASA displayed its first space shuttle, the Enterprise, an airplane-like spacecraft costing almost $10 billion that took nearly a decade to develop.

In 1978, Egyptian President Anwar Sadat and Israeli Prime Minister Menachem Begin signed the Camp David Accords, laying the groundwork for a permanent peace agreement between Egypt and Israel after three decades of hostilities.

In 1983, Vanessa Williams of New York became the first Black woman to be named Miss America. She resigned 11 months later after nude photos were published but regained stardom as a singer and actress.

In 1991, North Korea, South Korea, the Marshall Islands, Micronesia, Estonia, Latvia and Lithuania were admitted to the United Nations.

In 1993, Cambodia's two leading political parties agreed that Prince Norodom Sihanouk would lead the nation. Sihanouk was installed as king a week later.

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In 2001, U.S. President George W. Bush said Osama bin Laden, the suspected ringleader in the Sept. 11 terrorist attacks, was "wanted dead or alive." Bin Laden was killed in a 2011 U.S. commando raid in in Pakistan.

In 2024, thousands of pagers and walkie talkies meant to be used by members of Hezbollah exploded across Lebanon and Syria over the course of two days. The attacks killed 42 people and injured thousands. The Israeli government manufactured devices, installing the explosives in a plan dubbed Operation Grim Beeper.