Why is September 11, 2001, a significant date in US history? Al-Qaeda carried out the largest terrorist attack against the United States on this date.
It is the date that Congress passed the Patriot Act authorizing sweeping surveillance powers.
It is the date that the US military launched a “war on terror” in Iraq and Afghanistan.
Al-Qaeda leader Osama Bin Laden was killed on this date by US military forces.

Al-Qaeda carried out the largest terrorist attack against the United States on this date.

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.