Neil Armstrong takes man’s first steps on the Moon as 650 million people around the world watch on live tv.

Two months after becoming president, Richard Nixon authorizes the covert bombing of Cambodia.

Life Magazine’s publication of photos of the 242 men killed in Vietnam during a single week in May changes the public’s perception of the war.

Lt. William Calley is charged with murder in connection with the 1968 My Lai Massacre in Vietnam in which 109 Vietnamese civilians were killed.

Large-scale antiwar demonstrations are held across the US.

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