March 10

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March 10 in history:

• 1971: The U.S. Senate approved the 26th Amendment, lowering the voting age from 21 to 18.

• 1965: Neil Simon's play The Odd Couple, which went on to be adapted for a movie and a long-running television series, opened on Broadway.

• 1948: Jan Masaryk, foreign minister of Czechoslovakia, was found dead in a garden in Prague shortly after the Communist takeover of that country; he either jumped or was pushed from a window above.

• 1864: Ulysses S. Grant was named general in chief of all the Union armies by President Abraham Lincoln during the Civil War.

• 1848: The U.S. Senate ratified the Treaty of Guadalupe Hidalgo, by which Mexico ceded California and New Mexico to the United States and recognized the U.S. annexation of Texas.