which midwestern "red" state "swung" for the first time since the great depression to support the democratic party candidate, barack obama, during the 2008 presidential election?

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.

answer; ///approx///5,000 miles;

answer; the changing age structure of the population;

answer; vicarious learning;