Letters from an American
Letters from an American

Aug 10, 2026 · 10 min

Nixon’s cover-up turns a leak into a presidency-ending scandal

The Road to Resignation

The episode shows how exposing wartime deception set off a chain of investigations that made presidential secrecy politically untenable.

3 key takeaways
  1. 1Daniel Ellsberg’s leak exposed years of government deception about the Vietnam War.
  2. 2Nixon’s campaign against leaks helped produce the Watergate break-in and the investigations that followed.
  3. 3Subpoenaed Oval Office tapes gave Republican leaders evidence strong enough to demand Nixon’s resignation.

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Subpoenaed Oval Office tapes provide the evidence that leads Republican leaders to demand Nixon’s resignation.

The brief

Heather Cox Richardson begins with August 9, 1974, when Richard Nixon became the first U.S. president to resign, then traces the crisis back to a leak about Vietnam.

Daniel Ellsberg’s release of the Pentagon Papers exposed how successive administrations had misled the public, making government secrecy a central political threat.

Nixon’s effort to stop further leaks helped lead to the Watergate break-in, turning a campaign to protect the presidency into the scandal that imperiled it.

Televised investigations and subpoenaed Oval Office tapes shifted Watergate from allegation to evidence, leaving Republican leaders to demand Nixon’s resignation.

The episode’s central lesson is that Nixon’s downfall began not with one revelation, but with the escalating institutional response to exposed deception.

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Nixon’s cover-up turns a leak into a presidency-ending scandal | PodLume