to promote prohibition..........
Answer: because two of them could be in the same political parties and this could lead two a tie as well as competition in the same party
Explanation:
Economic failures and years of warfare, the Chernobyl disaster, perestroika glasnost and Mikhail Gorbachev all of these factors contributed to the collapse of the Soviet Union or USSR in the year 1991. Some of these incidents had a direct impact on the breaking of USSR into several countries, while others had a direct role.