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
Reactions to On the Origin of Species Lamarckian evolution weekly at University College London, brought out a small book on classification dedicated to Darwin: "With one fell-sweep of the wand of truth, you have now scattered to the winds the pestilential vapours accumulated by 'species-mongers'." In January 1860, Darwin told Lyell of a reported incident at Waterloo Bridge Station: "I never till to day realised that it was getting widely distributed; for in a letter from a lady today to Emma, she says she heard a man enquiring for it at Railway Station!!! at Waterloo Bridge; & the Bookseller said that he had none till new Edit.