What event convinced colonial leaders that they had to discuss a plan to settle many of the problems that had arisen between colonies? a. The War of 1812
b. The Intolerable Acts
c. Shay’s Rebellion
d. Smuggling between colonies

I think its Shays Rebellion. it exposed the weakness of the government under the Articles of Confederation and led many to call for strengthening the federal government in order to put down future uprisings. i apologize if i am not correct.

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.

abraham lincoln, according to anyone who was connected with agriculture, represented the worst of northern politicians. shortly after lincoln was elected, south carolina seceded from the union. they along with other southern states, retained their anger. in a way, it was their own fault: the democrats were split in the south. some wanted slavery to be extended in other states that were about to join the union and some didn't want it badly enough. lincoln had a solid backing from his party: the republicans were united in not wanting slavery to be expanded.