What was happening in europe during the late 1920s and early 1930s due to economic and political chaos?
a. revolutions were spreading.
b. anarchist social clubs were spreading.
c. communist regimes were taking over great britain and france.
d. totalitarian regimes were taking over in several nations.

the conditions that made the byzantine empire vulnerable to attacks by the muslin turks were the sack of constantinople by western crusaders, the conquests of the sultanate of rum, presence of rival kingdoms and finally the set up of fiefdoms at the empire which were owned by the ghazis (turkish warriors).

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.