The Abbasid Caliphate differed from others in that it did not have the same borders and extent as Islam. Particularly, in the west of the Caliphate, there were multiple smaller caliphates that existed in relative peace with them.
The major difference between the protist and the animal kingdom is protists are unicellular protozoans and unicellular & multicellular, but animals are multicellular animals.
Key Differences Between Democracy and Republic. Democracy is defined as a political system which is made by/of/for the people. The republic is the representative democracy with the chief of the state known as president.