President kennedy sent the federal troops to the universities of Alabama and mississippi in 1963.
Back then, those universities were involved in an act of Racism, in which they blocked African American Students from entering the university. To deal with this, Kennedy sent federal troops
hope this helps
Because there was a lot of wounded soldiers and if they didn't help they would have died and America probably would have lost the war!
They would learn reading, math, memorizing, writing, and manners.
I can't really help with #1, but #2 is C, #3 is C, and #4 is C. I think #1 is B, but I'm not 100% sure. Hope this at least helps in some way.