How did the Gulf on Tonkin Resolution affect relations between the legislative and executive branches of the Us government

It increased the power of the executive at the expense of the legislature.

Explanation:

The Gulf of Tonkin Resolution, passed almost unanimously by Congress, gave the Johnson administration a free hand in Vietnam without the constraints normally applied by the legislature. As a consequence it greatly increased the power of the executive.

However as the war went increasingly badly for the USA, relations between the two branches of government deteriorated.

i think its the outcome of people's preferences.

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