Bulgaria–United States relations to work. Bulgaria became a member of the Warsaw Pact on May 14, 1955. Though no Soviet troops were stationed on Bulgarian soil, in 1968, Zhivkov sent a Bulgarian division to join Polish, Hungarian and Soviet troops to crush a popular uprising in Prague. In 1978, the Bulgarian secret police were implicated in the assassination in London of Georgi Markov, a Bulgarian dissident who was a correspondent for the BBC World Service, Deutsche Welle radio and the U.S. sponsored Radio Free Europe. Markov was assassinated with a poisoned umbrella on September 7, Zhivkov's birthday. The rise of democratic movements across
Mercer Street, London when production moved to Well Street, Hackney. Mercer Street, London Mercer Street is a street in the Seven Dials district of Covent Garden, London, England. Mercer Street runs south east to north west from Long Acre to Shaftesbury Avenue, crossing Shelton Street. About two-thirds up, it meets Seven Dials, where it intersects with Monmouth Street, Earlham Street, and Shorts Gardens. The street takes its name from the Mercers' Company, who owned much of the land next to the seven acres of Covent Garden purchased by the Earl of Bedford in 1552. Freed of London manufactured pointe shoes for ballet dancers