The right to vote for Black men in the former Confederacy was made possible by the 15th Amendment and protected by

Voting rights Act of 1965

Explanation:

The Voting Rights Act of 1965, signed into law by President Lyndon B. Johnson on August 6, 1965, aimed to overcome all legal barriers at the state and local levels that denied African Americans their right to vote under the 15th Amendment.

a)scientists

explanation:

the national defense education act had two main goals. the first one was to provide personal that was oriented to defense, including scholars, engineering students and so on. the other goal was to provide financial assistance for the students who would be enrolling at colleges and universities in the 1960s.

the soviet union wanted to impose communist governments in eastern europe.