If you want good sources go to wikipedia and look at the sources used in the wikipedia article. DO NOT USE THE WIKIPEDIA ARTICLE ITSELF AS A SOURCE!
Answer:
What helped Islam spread so quickly? I guess it kinda like your question
Explanation:
Muslim conquests following Muhammad's death led to the creation of the caliphates, occupying a vast geographical area; conversion to Islam was boosted by missionary activities, particularly those of imams, who intermingled with local populations to propagate the religious teachings. And I think that is how it spreads if any of that makes any sense!
I consider myself a conservative!!
Answer: The Holocaust
Explanation: People say the main reason WW 2 started is because of the Holocaust. There was a large group of men named "The Nazis" and they tried to get rid of all the Jews and people with disabilities they all thought the perfect race is Blonde hair and Blue eyes. The leader of the Nazis you probably heard of him... Adolf Hitler he murdered himself April 30, 1945