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
Poisoned Dreams Poisoned Dreams Poisoned Dreams: A True Story of Murder, Money and Family Secrets is a 1993 true crime book about the murder of Nancy Lyon, written by A. W. Gray and published by Dutton. This was the first true crime book written by Gray, who previously wrote mystery novels. Lyon died of poisoning. Her ex-husband, Richard Lyon, was convicted of killing her and sentenced to life in prison. Gray believes that Lyon was wrongfully convicted. "Kirkus Reviews" stated that the book had "needless suspense and melodrama". "Publishers Weekly" stated that "his venture into writing nonfiction is less than successful" even