What is the declaration of independent about ? and why is it so important?

It is the reasoning why the American colonies are leaving the British Empire. It is important because it was the basis for starting the American Revolution and attempting to become a separate nation out of British control.

Explanation:

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.

la segunda guerra mundial comenzó el 1 de septiembre de 1939 y terminó el 2 de septiembre de 1945. ¡espero que esto ayude!