October 15, 1966
The “Endangered Species Preservation Act” became law. It allowed the U.S. Fish and Wildlife Service to identify plant and animal varieties threatened with extinction, and to acquire land to preserve their habitats.
October 15, 1969
22 million people took part in the National Moratorium, a protest against the continuing war in Vietnam. Later, a declassified White House file revealed that these protests discouraged a plan by Nixon to use nuclear weapons in Vietnam.
