Sept. 26 (UPI) -- On this date in history:
In 1777, British troops occupied Philadelphia.
In 1934, Britain's Queen Mary bestowed her name on Cunard-White Star Line's newest ocean liner in a christening ceremony in Scotland.
In 1950, U.N. troops took the South Korean capital of Seoul from North Korean forces.
In 1960, the first televised presidential debate aired from a Chicago TV studio. It featured candidates John F. Kennedy and Richard M. Nixon.
In 1983, the yacht Australia II won the America's Cup from the United States, ending the longest winning streak in sports -- 132 years.
In 1984, China and Britain initialed an accord to return Hong Kong to Chinese control when Britain's lease expired in 1997.
In 1990, the Motion Picture Association of America, under pressure from filmmakers, adopted the "NC-17" rating -- no children under 17 allowed -- to replace the "X" rating exploited by the porn industry.
In 1991, four men and four women entered the huge, airtight greenhouse Biosphere II in Arizona. They remained inside for two years, emerging on this date in 1993.
In 1996, the space shuttle Atlantis landed, returning astronaut Shannon Lucid to Earth. At the time, her six-month tour aboard the Mir space station was the longest stay in space for an American.
In 2005, U.S. Army Pfc. Lynndie England, photographed in widely distributed pictures with inmates at Iraq's Abu Ghraib prison, was convicted of conspiracy and prisoner abuse. She was sentenced to three years in prison and paroled in March 2007.
In 2007, ending a walkout that lasted less than two days, the United Auto Workers union and General Motors reached a deal in which GM agreed to create a $38.5 billion trust to administer health benefits for retirees.
In 2008, acting legend Paul Newman died at his home in Connecticut from cancer. He was 83.
In 2009, Typhoon Ketsana swept across the Philippines, killing about 500 people and causing the country's worst flooding in almost half a century. The storm then slammed into Southeast Asia and killed163 people in Vietnam.
In 2011, the U.S. Army announced a plan to reduce its number of soldiers by nearly 50,000 during a five-year span. Lt. Gen. Thomas P. Bostick, the service personnel chief, said the reductions would bring the total to 520,400 active-duty soldiers by Sept. 30, 2016.