What tied abbasid caliphate and the independent muslim states togeher ? (hint: three things)

a direct vote in which an entire electorate is invited to vote on a particular proposal. this may result in the adoption of a new law.  

the map that was shown mostly had eastern asia highlighted. the answer would mostly likely be "the spread of communism into eastern asia set the stage for the korean war."

hopefully this .

copernicus finished the first manuscript of his book, "de revolutionibus orbium coelestium" ("on the revolutions of the heavenly spheres") in 1532. in it, copernicus established that the planets orbited the sun rather than the earth. he laid out his model of the solar system and the path of the planets.