How was fidel castro able to maintain cuba's independence as a communist state while only being 90 miles off the coast of the united states?

a system of cooperative federalism emerged, as the powers of the federal government expanded.

the church governed the society after the empire fell.   constantine took charge of rome and ended the confusion which had over religion and made christianity as the only religion and that started ruling the roman empire. he also divided the empire into two and fortified the eastern part.   he ruled the eastern part.