What gave President Johnson the power to commit troops to Vietnam without asking Congress for a declaration of war?

A. Gulf of Tonkin Resolution

B. Southeast Asia Treaty

C. Geneva Accords

D. Truman Doctrine

The answer is b ii think

The answer is actually A

the gulf of tonkin resolution was when a claim was made that a vietnamese ship fired at an american vessel therefore making a declaration of war valid

however it was later discovered that the incident never happened

johnson just needed an excuse to go to war