March 12

Tuesday 12, 2002:

In Texas, Andrea Yates is found guilty of drowning her five children on June 20, 2001. She is later sentenced to life in prison.

Friday 12, 1999:

Former Warsaw Pact members the Czech Republic, Hungary and Poland join NATO.

Wednesday 12, 1947:

The Truman Doctrine is proclaimed to help stem the spread of Communism.

Tuesday 12, 1940:

Winter War: Finland signs a harsh peace treaty with the Soviet Union, ceding almost all of Finnish Karelia. Finnish troops and remaining population are immediately evacuated.

Sunday 12, 1933:

Great Depression: Franklin Delano Roosevelt addresses the nation for the first time as President of the United States. This was also the first of his "Fireside Chats."