13. What did Gorbachev’s resignation lead to?

The dissolution of the USSR and formation of the Russian Federation

Explanation:

Gorbachev resigned his post as president of the Soviet Union, leaving Boris Yeltsin as president of the newly independent Russian state.

no because we were not ready for war

during the 20th century, the role of the vice president has evolved into more of an executive branch position. now, the vice president is usually seen as an integral part of a president's administration and presides over the senate only on ceremonial occasions or when a tie-breaking vote may be needed.