October 10, 1699
The Spanish issued a royal decree which stated that every African-American who came to St. Augustine, Florida, and adopted Catholicism would be free and protected from the English.
October 10, 1963
The Limited Test Ban Treaty—banning nuclear tests in the oceans, in the atmosphere, and in outer space—went into effect. The nuclear powers of the time—the United States, Great Britain, and the Soviet Union—had signed the treaty earlier in the year.

October 10, 1967
The Outer Space Treaty (Treaty on Principles Governing the Activities of States in the Exploration and Use of Outer Space, Including the Moon and Other Celestial Bodies), demilitarizing outer space, went into force.
October 10, 2002
The House voted 296-133 to pass the “Joint Resolution to Authorize the Use of United States Armed Forces Against Iraq,” giving President George W. Bush broad authority to use military force against Iraqi leader Saddam Hussein, with or without U.N. support.

