How did the Crusades affect Jewish populations in western Germany? They were attacked and killed by groups of German peasants. They won many battles and defended their land from invasions. They converted to Islam and relied on Muslims for protection. They gained exposure to new cultures and increased their trade economy.

which

like dude you only explained

the problem not the

disease was the number one killer of native peoples. they had had little exposure to the diseases of europe. this led to some villages being almost completely wiped out and some tribes destroyed.

during world war ii                                                      

i think it’s a i hope that right : )