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
Commercial Street, London Commercial Street, London Commercial Street is an arterial road in Tower Hamlets, east London that runs north to south from Shoreditch High Street to Whitechapel High Street through the East End district of Spitalfields. The road is a section of the A1202 London Inner Ring Road and as such forms part of the boundary of the London congestion charge zone. As the name implies, Commercial Street has historically been dominated by industrial and commercial activity, which it maintains to this day. It is on the City fringes, and much industry that was seen as too noisome for the City was