I think the answer is see their farmland was illegal being taken away from them
Answer:
Russian Empire
Explanation:
in 1812 Napoleons armies marches into Russia.
1) They mostly spread Islam through conquering new countries. What they did also was unite all people under a single rule and ended religious uprisings.
2) There was tensions because one faction believed that Muhammad should be succeeded by someone chosen by people, while the other faction believed that his successor should be someone from his bloodline.