Who were the leaders who spread islam after muhammad's death

After Muhammad's passing, Islam began to spread rapidly. A series of leaders, known as caliphs, became successors to Muhammad. This system of leadership, which was run by a Muslim ruler, became known as a caliphate.

Explanation:

i would say that the politicial parties from state to state varies.

the federal constitution of the united mexican states of 1824 was enacted on october 4 of 1824, after the overthrow of the mexican empire of agustin de iturbide. in the new constitution, the republic took the name of of united mexican states. it was replaced by the federal constitution of the united mexican states in 1857.