Difference between single party system and multi party system

A single party system is where a single party has all the power and no opposition or any other party exists. This system is in china where communist party of china is the only party and competition is within the party to select president, prime minister or any other important posts. This is no where close to democracy and people's will is not the supreme.

In a multiparty system, the number of parties is unlimited. Anyone can establish a party if he meets necessary conditions. This is a true of democracy

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the arab empire adopted the muslim religion as their main belief. arabs would influence the people from the territories they invaded towards islam (the muslim belief).

nevertheless, throughout the history of the arab empire, rulers brought intellectual individuals from other religions to their centers of learning. these other foreigners included jews, christians, greeks, persians, and indians.   these resulted in the adoption of important knowledge developed by these cultures by the arabic empire. for example, the works of aristotle were translated from greek to arab and indian scientists brought the numerical concept of "zero" to the arabs.

nowadays, 93% of the arab population is muslim, which at the same time is subdivided in sects including the sunni, zaini, alawi, shia. the remaining 7% is composed mainly of christians.