The siege of Khe Sanh ends in Vietnam, the U.S.
Marines stationed there are still in control of the mountain top.|
|1973: Federal forces surround Wounded Knee, South Dakota, which is occupied by members of the militant American Indian Movement who are holding at least 10 hostages.|
|1974: A grand jury in Washington, D.C. concludes that President Nixon was indeed involved in the Watergate cover-up.|
|1978: Czech pilot Vladimir Remek becomes the first non-Russian, non-American in space.|
|1981: The United States plans to send 20 more advisors and $25 million in military aid to El Salvador.|