Who was the soviadict that instituted progressive policies like perestroika and glasnost to the Soviet Union in the 1980?” Gorbachev
Medvedev
Yeltsin
Brezhnev

Plz answer ! find the alps. what countries and country borders intersect this major mountain range? which borders seem to be defined by the edges of the mountains? which borders seem to be defined by the edges of the mountains? which borders cut across the mountains?