An openess. during cold war soviet union did not share anything with the rest of the world. now through glasnost Gorbachev was willing to be more honest with the world.
The Heliocentric Theory is that Earth and all other planets all revolve around the Sun and the Sun is the center of the universe, instead of the Geocentric Theory which put the Earth at the center of the universe.
Hope that helped! If so mark me as brainliest please, I’m trying to rank up :)
B) spread of communist ideas :)
1. The New Deal is a foreign policy created by President Reagan to maintain both economic and social welfare of the people living in the country. This had caused a major impact of his presidency because of the
2. The end of the Cold War after President Reagan and Russian President Mikhail Gorbachev have reached settlement.