Only the Senate can try federal officials caused to impeachment. This is a true statement regarding the impeachment under the U.S constitution.
Nationalism was a great cause of World War one because of countries being greedy and not negotiating. Nationalism shows you are proud of your country and want it to be the best. A lot of causes all linked back to countries all wanted to be better than each other.
I think the correct answer is
The last statement
4) You do what you are supposed to do.
"That it broke down at a conference in Potsdam."
