In 1970, the North Vietnamese overran much of Cambodia at the request of the Khmer Rouge. In April of that year, Nixon announced a ground invasion of Cambodia, followed by Operation Freedom Deal ...

Nixon had used a similar justification when he announced an invasion of neutral Cambodia to ferret out alleged communist ...

Four of those Kent State students died. That event, combined with Nixon's invasion of Cambodia, led to protests at more than 1,300 college campuses, with some 500 closed by student and faculty ...