6.17.1972

The 'Watergate burglars' are caught attempting to place listening devices in the Democratic National Committee headquarters.

10.11.1972

Dingell is a leader in authoring and passing the Marine Mammal Protection Act.  The law essentially banned the killing of ocean mammals such as seals, sea lions, whales, porpoises, dolphins, sea otters, manatees, walruses and polar bears.  (CQ Almanac 1972, p. 961-969)

11.6.1972

Nixon defeats McGovern in the Presidential election. 

Dingell elected to a 10th term with 68% of the vote against William E. Rostron.  Vote results: 110,715 – 48,414.