1792: Twenty-four merchants form the New York Stock Exchange at 70 Wall Street

1803 :John Hawkins and Richard French patent the Reaping Machine

1861: The first color photograph, of a tartan ribbon is shown by Scottish scientist James Clerk Maxwell to the Royal Institution in London

1973: US Senate Watergate Committee begins its hearings into the break-in at the Democratic National Committee headquarters at the Watergate office complex in Washington, D.C.

2004: Massachusetts becomes the first U.S. state to legalize same-sex marriage

2014: The center-right Hindu Nationalist Party, the BJP, led by Narendra Modi wins a landslide general election victory in India

Source: Onthisday.com