What historical events happened on December 22?

On December 22, 1808, Beethoven conducted the premiere of his Fifth and Sixth Symphonies in Vienna. In 1944, during World War II, the Battle of the Bulge began as German forces launched a major offensive against Allied troops in Belgium. Additionally, in 1984, the first episode of the popular television series "The Cosby Show" aired, marking a significant moment in American television history.