Answer:
They used rationing, encouraged victory garden, and they controlled wages and prices.
They where treated poorly.
Answer:
It gave the Allies the advantage to win the war
Isolationism was the policy that kept them from joining the League of Nations. Isolationism is when a group stays away from or ignores all people in that group. Mainly political matters of other countries.
Citizens would loan the government a good sum of money in hopes of said government returning the money with interest. This also depended on the current military situation.