What led to the collapse of the Soviet Union

Gorbachev's decision to allow elections with a multi-party system and create a presidency for the Soviet Union began a slow process of democratization that eventually destabilized Communist control and contributed to the collapse of the Soviet Union.

Economic downfall, political upheaval

Explanation:

Policy reform by Gorbachev who was the then Secretary General of the Communist party in 1985 saw a promotion of a policy called of Openness(Glasnost) and restructuring (perestroika); these policy created room for a critism and democratic uprising- there was lost of government control of the media in the process.

The war with Afghanistan which met a stalement with opposition from the US supporting the Afghans also brought about a weakening of their army.

In terms of Economic the economic system dwindled interms of fall of oil price from $120 to about $20; the USSR was reckoned as a major exporter of oil and gas then. This did not bring about sudden collapse but contributed. The well funding of the military in an unrational fashion of a dwindling economic promulgated by not well apportioning resources to empower would be entrepreneurs and small scale business also climatised to the fall of USSR.

answer: the risk-return relationship. generally, the higher the potential return of an investment, the higher the risk. there is no guarantee that you will actually get a higher return by accepting more risk. diversification enables you to reduce the risk of your portfolio without sacrificing potential returns.

explanation:

though both had similar roots, they both took these similar bases & formed it into their own way. both the byzantine empire and ancient roman have similar aspects, but each one made it unique. both the byzantine empire and ancient romans had roman influences which affected their culture