Which caught the united states by surprise in 1968, in the midst of the vietnam war? a. the tet offensive attacks b. the gulf of tonkin incident c. the use of agent orange d. the overthrow of president diem

A. the Tet Offensive attacks

The Vietnam War and the U.S. involvement in the war began in 1954. The cause of the war revolved around America’s belief that communism was threatening to expand all over the south-east.

In the middle of the war, on January 31, 1968, the United States was caught by surprise. The Tet Offensive mounted a  major strike and gained victory for South Vietnam.

The answer is A. the Tet Offensive attacks.

Explanation:

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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answer: hamilton

explanation: