Here’s a look at some interesting events that took place on this day in history:

1869 – The Suez Canal, linking the Mediterranean Sea with the Red Sea, opens in Egypt (More info)

1968 – Viewers of the Raiders–Jets football game are denied the opportunity to watch its exciting finish when NBC broadcasts the movie ‘Heidi’ instead, prompting changes to sports broadcasting in the US (More info)

1969 – Negotiators from the Soviet Union and the United States meet in Helsinki to begin SALT I negotiations aimed at limiting the number of strategic weapons on both sides (More info)

1973 – In Orlando, Florida, President Richard Nixon tells 400 Associated Press managing editors, “I am not a crook” (More info)

1989 – In Czechoslovakia, a student demonstration in Prague is quelled by riot police, sparking an uprising that eventually overthrows the communist government (More info)