How did Mikhail Gorbachev end the cold war?? needs to be 3-5 sentences

Explanation:

A summit that took place in December, 1989, where Gorbachev and Bush declared an end to the Cold War. They agreed on US economic support, the future of Eastern Europe (Germany and Baltic Republics), and reductions of forces in Europe. Also, Gorbachev also suggest loosening ties to the USSR.

d.

the northwest territory became the most densely populated area in the u.s.

to keep us neatruel and not get involved in any wars

he assumed control of treaty negotiations with a hostile power