May 3, 1971 (Monday)
- The Harris Poll claims that 60% of Americans oppose the Vietnam War.
- East German leader Walter Ulbricht resigns as Communist Party leader but retains the position of head of state.
- 1971 May Day Protests: Anti-war militants attempt to disrupt government business in Washington, D.C.; police and military units arrest as many as 12,000, most of whom are later released.
- All Things Considered, National Public Radio's flagship news program, is broadcast for the first time.
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