On December 20, 1802, the United States buys the Louisiana territory from France.
On December 20, 1860, South Carolina secedes from the Union.
On December 20, 1938, the first electronic television system is patented.
On December 20, 1989, U.S. troops invade Panama to oust General Manuel Noriega and replace him with Guillermo Endara.
On December 20, 1860, South Carolina secedes from the Union.
On December 20, 1938, the first electronic television system is patented.
On December 20, 1989, U.S. troops invade Panama to oust General Manuel Noriega and replace him with Guillermo Endara.