Answer:
1. People were poor and had hard lives.
People did not like the government and were tired of WW1
2. Alliances among European nations.
The answer is the third one
The factor that did not contribute to industrial revolution are the people who wanted to maintain feudalism to stay in power. I think the landlords who are used to this system and did not try to adapt wouldn't want that significant change.
A two-thirds majority vote in both the House of Representatives and in the Senate is required to override a presidential veto. The exact number depends on how many representatives vote; therefore, the actual number is subject to change.
Because they needed to be diverted to the war effort
