Bulgarian umbrella Bulgarian umbrella A Bulgarian umbrella is an umbrella with a hidden pneumatic mechanism which injects a small poisonous pellet containing ricin. It has a hollowed stalk into which the pellet neatly sits. Such an umbrella was allegedly used in and named for the assassination of the Bulgarian dissident writer Georgi Markov on 7 September 1978 (the birthday of the Bulgarian State Council chairman Todor Zhivkov, who had often been the target of Georgi Markov's criticism) on Waterloo Bridge in London. Markov died three days later. It was also allegedly used in the failed assassination attempt against the Bulgarian dissident journalist
Killer Cop released in Italy on March 27, 1975 where it was distributed by Prouzioni Atlas consorziate (P.A.C.). It grossed 854,798,250 Italian lire. "Killer Cop" has been released on DVD in Italy by Cecchi Gori with a running time of 92 minutes and 58 seconds. Killer Cop Killer Cop () is a 1975 Italian poliziottesco-crime film directed in 1975 by Luciano Ercoli. The film's plot reprises the very real Piazza Fontana bombing which happened in Milan in 1969. The gun in the umbrella used in the movie is similar to a Bulgarian umbrella used at London in 1978 to kill Bulgarian dissident