Today in History - 20 July

2005 Canada becomes the 4th country to permit same-sex marriage

1969 1st men on Moon, Neil Armstrong and Edwin Aldrin, Apollo 11

1960 1st submerged submarine to fire Polaris missile (George Washington)

1960 Sirima Bandaranaike becomes 1st female premier of Ceylon

1960 U.S.S.R. recovered 2 dogs; 1st living organisms to return from space

1878 1st telephone introduced in Hawaii

1868 1st use of tax stamps on cigarettes