Do you mean WW1 ? People started migrating through disguise and things like that. Not sure if I’m 100% correct but it’s a starting point
Global cold war confrontation
The answer is the National Debt, when he started the national debt was 22.5 billion, when he left it was 258.5 billion .
Answer: C. justified territorial expansion
Explanation: trust me I guessed c and it was right ;)