In 1971, Baltimore’s WBFF Fox 45 first went on air. The children’s show “Captain Chesapeake” starring George Lewis (above) was one of its first programs. (Baltimore Sun file photo)

1898: President William McKinley asked Congress for a declaration of war against Spain.

1921: Iowa became the first state to impose a cigarette tax.

1945: During World War II, American soldiers liberated the notorious Nazi concentration camp Buchenwald in Germany.

1970: Apollo 13 blasted off on its ill-fated mission to the moon. (The astronauts managed to return safely).

Compiled by Laura Lefavor and Paul McCardell.