Every date throughout the year has some significance – from historical moments to celebrity news to sports trivia. Read below to find out what important events occurred throughout history on
September 18:

In 1793, the first cornerstone of the U.S. Capitol building was laid by then-President George Washington.

In 1851, the New-York Daily Times, which will later become the New York Times, first began publishing.

In 1927, Columbia Broadcasting Systems, or CBS, first came on the air.

In 1948, Margaret Chase Smith became the first woman elected to the Senate who was not completing another senator’s term after she beat her Democratic opponent.

In 1970, rock musician Jimi Hendrix died in his flat in London under circumstances that have never been fully confirmed.

In 1971, retired cyclist Lance Armstrong – who won the Tour de France seven consecutive times and battled testicular cancer – and model and actress Jada Pinkett Smith were both born.

In 1987, U.S. President Ronald Reagan announced that both the U.S. and the USSR would participate in the joint destruction of nuclear warheads.

In 2001, authorities recorded the first mailing of anthrax letters from Trenton, N.J. in the anthrax attacks following Sept. 11.

And at GW … in 2003, classes that day and the following day were canceled due to the predicted effects of Hurricane Isabel.