a U.S. sponsored program of secret raids on North Vietnam
Explanation:
- All four US administrations, from Truman on wards, considered their task to take action against communists in Vietnam.
- Especially in the late 1960s, the US government was convinced that the US was strong enough to bring the war under its control. At the same time, senior officials of the Johnson administration realized that they should not provoke China or the then USSR and drag them into war.
- At the end of 1967, some officials in the US government began to raise doubts about the justification of America's involvement in Vietnam.
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