1. gulf of tonkin incident
2. truman doctrine
3.containment of communism
probably a little off but it'll lead you in the right direction.
(I was literally learning this a couple months ago and my memory is a little rusty)
Answer:
cuz he was insane? ..............
B) limbs would get stuck into the machines. Therefore, resulting in loss of limbs. This happened alot and in addition, the environment wasn't so sanitary