If someone wants slavery to be gone they are called slave savers
Every Greek man was expected to keep in shape in case he was called up to the military. (War in Greece was almost constant.)
Slavery helped contribute to the south's cotton boom during the 1800's. this cotton boom helped raise the economy up. But during Civil War slavery was banned from the U.S. leaving the south after their defeat to lose the slaves and dropping the south into an economic depression.
Answer: Mongols did not necessarily need to expand their territories as much as they did. The pull factor for Mongol imperialism is directly related to the push factors. They may have included climactic and geographic issues impacting the nomadic tribes but most likely were due to the Mongols being enthusiastically militaristic.
Lack of Power to raise funds for the militia. The significant defeat of the Articles of Confederation was just shortcoming. The government, under the Articles, was excessively feeble, making it impossible to authorize their laws and in this way had no power. The Continental Congress had acquired cash to battle the Revolutionary War and couldn't reimburse their obligations.