Name three area of europe that became mostly christian between 476 and 1050

Britain, Germany, Russia

Explanation:

After the fall of Rome in the middle ages, Christianity split into two groups the western and the Eastern Church. The Roman Catholic Church's missionaries spread Christianity in western parts of Europe in the middle ages. In the Eastern part of Europe, the Byzantine Empire came into power, spread Christianity and built Church Hagia Sophia.  

when world war i broke out across europe in 1914, president woodrow wilson proclaimed the united states would remain neutral, and many americans supported this policy of nonintervention. however, public opinion about neutrality started to change after the sinking of the british ocean liner lusitania by a german u-boat in 1915; almost 2,000 people perished, including 128 americans. along with news of the zimmerman telegram threatening an alliance between germany and mexico, wilson asked congress for a declaration of war against germany. the u.s. officially entered the conflict on april 6, 1917.

a historian is attempting to study how the puritans affected society in new england