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. Soviet dictator from 1985 to 1991 whose policies caused the end of the Soviet Union; revisionist historians identify him as the true Cold War Hero, not Reagan. Sputnik. In October 1957, the Soviet Union surprised the world by launching Sputnik, the first artificial satellite to orbit the earth.