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.
Glasnost and perestroika were two of the reforms most associated with Mikhail Gorbachev in the Soviet Union. While they were great democratic reforms, they also had the unintended effect of bringing down the USSR in the long run which wasn't Gorbachev's intention.