What initial event, which remains shrouded in confusion, caused President Johnson to retaliate with air strikes?

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The Gulf of Tonkin incident remains shrouded in confusion and controversy, but it is considered as the initial event that triggered President Johnson's retaliation with air strikes against North Vietnam. Despite doubts about the validity of the US claims of the incident, Congress passed the Gulf of Tonkin Resolution, which gave broad powers to the President to escalate US involvement in the Vietnam War.

What Initial Event, Which Remains Shrouded in Confusion, Caused President