I believe 3 is the answer, because I think the U.S bought a part of Mexico.
1/3 of the people in the south are black. Nobody can deny this and be successful.
(That’s kind of blunt, but it gets the point across.)
Robert S<span>. </span>McNamara<span>. Was the </span>secretary<span> of </span>defense<span> under Kennedy. He helped develop the flexible response policy. He was against the war in </span>Vietnam<span> and was removed from 1964 Congressional resolution that authorized President Johnson to commit </span>US troops<span> to south </span>vietnam<span> and fight </span>a<span> war against north </span>Vietnam<span>.</span>
The answer is imperialism. Imperialism is <span>a policy of extending a country's power and influence through diplomacy or military force.</span>
