September 17

Monday 17, 2001:

The Dow Jones Industrial Average opens for the first time after the September 11 attacks. The stocks plummet throughout the trading session and posts its biggest point drop in its history closing down 684.81 points to 8920.70.

Tuesday 17, 1991:

North Korea, South Korea, Estonia, Latvia, Lithuania, the Marshall Islands and Micronesia join the United Nations.

Saturday 17, 1988:

Opening ceremony of the Games of the XXIV Olympiad in Seoul, South Korea.

Saturday 17, 1859:

Joshua A. Norton declares himself Emperor Norton I of the United States.

Sunday 17, 1809:

Peace between Sweden and Russia in the Finnish War. The territory to become Finland is ceded to Russia by the Treaty of Fredrikshamn.