I believe that was the Crusades.
It expands due to the fact the mercury reacts to heat in such a way that makes it rise up the tube.
Answer:
The Catholic church was separated from the government
Explanation:
The Republican Isolationists refused to ratify President Wilson's League of Nations plan because D) they were opposed to Article 10 that could infringe upon the United States' right to declare war and expand its territories.