What caused relations between the united states and the soviet union to begin to change in the early 1980s? check all that apply.

1 jimmy carter became president.

2 leonid brezhnev died.

3 the soviet union invaded afghanistan.

4 ronald reagan became president.

5 the united states withdrew from vietnam.

6 richard nixon resigned as president.

The correct answers are number 2) Leonid Brezhnev died and number 4) Ronald Reagan became president.

The events that caused relations between the U.S and the USSR to begin to change in the early 1980s were that Leonid Brezhnev died and Ronald Reagan became president.

Leonid Brezhnev died on November 10, 1982. He was the fifth leader of the USSR. Ronald Reagan became the 40th President of the United States in January 1981. He only had one-year relationship with the Soviet Union leader Brezhnev. As part of the Cold War, relationships between both countries were tense. But the two events that caused relations between the U.S and the USSR to begin to change in the early 1980s were that Leonid Brezhnev died and Ronald Reagan became president. Reagan started conversations with the new Russian leader Mikhail Gorbachev, in order to reduce nuclear weapons.  

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wisdom

explanation:

the fact that that the teachings on the cosmic order comes from, or through, the heart center