Answer:
Wilhelm ruled Germany and Prussia from 15 June 1888 through 9 November 1918, when he went into exile. Following the abdication statement and German Revolution of 1918–19, the German nobility as a legally defined class was abolished.
The First Amendment to the U.S. Constitution says that everyone in the United States has the right to practice his or her own religion, or no religion at all.
Answer:
B. Writing new regulations
Silk, common currency, fireworks.
Those are the main three I know of.