What was the result of gorbachevs pestroika?

According to thomas hobbes concept of the social contract, what do people exchange for the protection by the government?

Do you believe that unity of purpose and belief are what made the american colonies strong, or do you believe that societies whose citizens were compelled to interact with people of differing beliefs were the most successful, based on the history

What did alexander hamilton ask congress to create in order to build a strong national economy