Todor Zhivkov to 1988, Bulgaria won an unprecedented 153 Olympic medals and numerous European and world competitions in sports as diverse as volleyball, rhythmic gymnastics and wrestling. Dissent was punished under Zhivkov's rule. The CSS was a feared tool of control, and overt opposition largely stayed underground until the late 1980s. In 1978, the Bulgarian dissident Georgi Markov was assassinated in London by an agent who stabbed him with an umbrella tip which implanted a very small ricin ball. According to former KGB general Oleg Kalugin, this was requested by Zhivkov and either performed by the KGB or it assisted the CSS;
Gerrard Street, London Gerrard Street, London Gerrard Street （Chinese: 爵祿街）is a street in the West End of London, in the Chinatown area. The street was built between 1677-85 and originally named Gerard Street after the military leader Charles Gerard, 1st Earl of Macclesfield who owned the land and used it as a training area. It was developed by the physician Nicholas Barbon. By the mid-18th century, it was known more for its coffee houses and taverns than as a place of residence. John Dryden (1631–1700) lived for a while at 43 Gerrard Street, which is commemorated by a blue plaque. Another plaque, on