The crusades were considered a turning point in history because the pope urban 2 wanted the christians to fight the muslims so that they could have back the control over the holy lands
D.
As the ashes of the Alamo continued to smolder, Sam Houston feared another disaster could befall his Texas Army. Mexican forces under General Antonio Lopez de Santa Anna continued to sweep across Texas toward Fort Defiance, the presidio in Goliad that had been seized by the rebels in October 1835 at the onset of the war for independence. Houston ordered Colonel James W. Fannin to evacuate his 400-man force from Goliad and retreat to Victoria, a town 30 miles to the east behind the natural defense of the Guadalupe River. “The immediate advance of the enemy may be confidently expected,” Houston warned Fannin. “Prompt movements are therefore highly important.”
Well, the moment the US intervened with the affairs of the World was the moment that the US could not go back to an isolationist policy. The US simply cannot afford to stop playing a role in world affairs, due to the fact that the US is a capitalist society and that the US has a lot of exports/imports. Unless the US can reach a level of capacity where it is self sufficient, which is currently impossible to do, the US must participate in the affairs of the World in order to survive.
1.)A
2.)C
I am 100% sure on number 2 and 75% sure on 1 but if you look it up for a brief 30 seconds you will double check it