<span>Among the choices provided that statement that is true is " The system of cooperation known as feudalism ended around the 15th century." The end of feudalism happened because of various occasions which happened amid the Medieval time of the Middle Ages. Feudalism depended on the division of land by the ruler to nobles and vassals as an end-result of their military administration under the Feudal Levy.</span>
Many Eastern European nations were considered to be ruled by puppet regimes after WWII because their governments were controlled indirectly by the Soviet Union. Tell me if this helps :D