Please check back often as this is regularly updated. 1  Rim Exit Devices. 2  Rim Device: This type is used on single doors or pairs of doors that have a vertical mullion (either removable or fixed) in between the doors. The strike plate is surface mounted on the frame (or mullion).
Mikhail Gorbachev was the last General Secretary of the Soviet Union. He brought about massive economic, social, and political changes and helped bring an end to both the Soviet Union and the Cold War.
Mikhail Gorbachev served as General Secretary of the Communist Party of the Soviet Union from 1985 until 1991. Before he assumed office, much attention went to building up the nationâs military at the expense of development within the Soviet Union, which ultimately weakened the economy.