Sept. 7 (UPI) -- On this date in history:
In 1822, Brazil declared independence from Portugal.
In 1901, the Boxer Rebellion in China ended with the Boxer Protocol, a peace agreement between China and other world powers.
In 1943, a fire swept through the Gulf Hotel in Houston, killing 55 men, many of whom were homeless.
In 1963, the Pro Football Hall of Fame opened in Canton, Ohio. The inaugural inductees included George Halas and Harold "Red" Grange.
In 1977, U.S. President Jimmy Carter and Panamanian leader Omar Torrijos signed a treaty agreeing to transfer control of the Panama Canal from the United States to Panama at the end of the 20th century.
In 1992, 12 people were killed when a twin-engine plane carrying skydivers crashed in a soybean field in Hinckley, Ill.
In 2007, the Roman Catholic Diocese of San Diego agreed to pay almost $200 million to 144 people who said they were sexually abused by members of the clergy.
In 2009, the British government convicted three men of plotting to blow up seven trans-Atlantic flights, smuggling explosives aboard in soft drink bottles, a plan that led to tighter airline regulations on carry-on bottles of liquid.
In 2011, a plane crash near the Russian city of Yaroslavl killed 44 people, including almost the entire Lokomotiv Yaroslavl Kontinental Hockey League team. Several of the victims had ties to North America's National Hockey League. A member of the aircraft's crew was the only survivor.
In 2013, Tokyo was chosen to host the 2020 Olympics.