Answer:
B when south Carolina fired on Fort sumter
D. Workers salary demands are ignored by factory owners
Rutherford B. Hayes. You know you can google these kinds of simple questions, right? It's much faster and more reliable.
Answer:
The Vietnam war required the U.S. to put up a lot of manpower to fight and a whole lot more to win. * The Demilitarized Zone (DMZ) in Quang Tri province separating North an South Vietnam was only 60 km wide.
Explanation: