On This Day, May 1: Obama announces Osama bin Laden's death

May 1 (UPI) -- On this date in history:

In 1884, construction began on the world's first skyscraper -- the 10-story Home Insurance Co. building in Chicago.

In 1893, U.S. President Grover Cleveland opened the World's Columbian Exposition in Chicago.

In 1898, during the Spanish-American war, forces under U.S. Navy Adm. George Dewey routed the Spanish fleet in the Philippines.

In 1931, the Empire State Building was dedicated in New York City. At 102 stories, it was the world's tallest building for 40 years.

File Photo by John Angelillo/UPI

In 1960, the Soviet Union shot down a U.S. U-2 spy plane flown by Francis Gary Powers, who was captured.

In 1971, Amtrak, the U.S. national rail service that combined the operations of 18 passenger railroads, went into service.

In 1985, President Ronald Reagan banned trade with Nicaragua to try to undermine the Sandinista government. President George H.W. Bush lifted the embargo in 1990.

In 1986, a Soviet Embassy official, in a rare appearance before Congress, insisted that the Chernobyl nuclear accident was "not out of hand."

In 1991, Rickey Henderson of the Oakland Athletics stole his 939th base, making him the all-time leader.

In 1991, Nolan Ryan of the Texas Rangers pitched his record seventh no-hitter.

File Photo by David Stluka/UPI

In 1993, Sri Lankan President Ranasinghe Premadasa and others in his entourage were killed in a suicide bomb blast.

In 1997, 18 years of Conservative Party rule in Britain ended with a Labor Party victory in elections, allowing party leader Tony Blair to succeed John Majors as prime minister.

In 1999, a meeting between the Rev. Jesse Jackson and Yugoslav President Slobodan Milosevic led to the release of three U.S. soldiers captured a month earlier by Serbian troops.

In 2001, a former member of the Ku Klux Klan was convicted in Birmingham, Ala., in a 1963 church bombing that killed four black girls. He was given four life sentences.

In 2003, President George W. Bush, speaking from the aircraft carrier Abraham Lincoln, declared that major combat in Iraq was over and Defense Secretary Donald Rumsfeld announced the end of major U.S. combat operations in Afghanistan.

In 2005, five men in Madain, Iraq, confessed to the kidnapping and slaying of British aid worker Margaret Hassan.

In 2009, U.S. Supreme Court Justice David Souter announced he would retire in June. He served on the court for 19 years.

In 2011, President Barack Obama announced at 11:35 p.m. EDT that al-Qaida founder Osama bin Laden, architect of the Sept. 11, 2001, terrorist attacks on the United States and the face of global terrorism, was killed in a U.S. commando raid (May 2 Pakistan time) on his compound near the Pakistani capital.

In 2019, a British court sentenced WikiLeaks founder Julian Assange to 50 weeks in jail for skipping bail in 2012.

In 2020, the Food and Drug Administration granted emergency use authorization for the antiviral drug remdesivir -- made by biopharmaceutical company Gilead Sciences -- to treat COVID-19.