What helped divide the early Muslim empire?

A. Who was the strongest general

B. Where the holy shrine should be built

C. Who should rule after the death of
Muhammad

On april 20, 1814, the dethroned emperor left france for the isle of  elba, where he was exiled under the terms of the treaty of fontainebleau.napoleon  would be allowed to ruleelba, which had 12,000 inhabitants. perhaps cruelly, the treaty allowed him to retain the title "emperor."