Emperor Constantine I converted to Christianity. One major step he took to increase tolerance of Christians was the Edict of Milan, which declared religious tolerance for Christians within the Roman Empire.
A follower of the religion, Islam, is called a Muslim.
Hope this helps!
Answer:
Hope you are referring to WW1
the league of Nations who was formed. the league formation followed the agreement of treaty of Versailles . in addition, Germany was allowed to keep it's land but was to pay heavy penalties as a result
