Todor Zhivkov to 1988, Bulgaria won an unprecedented 153 Olympic medals and numerous European and world competitions in sports as diverse as volleyball, rhythmic gymnastics and wrestling. Dissent was punished under Zhivkov's rule. The CSS was a feared tool of control, and overt opposition largely stayed underground until the late 1980s. In 1978, the Bulgarian dissident Georgi Markov was assassinated in London by an agent who stabbed him with an umbrella tip which implanted a very small ricin ball. According to former KGB general Oleg Kalugin, this was requested by Zhivkov and either performed by the KGB or it assisted the CSS;
Chapel of St Thomas on the Bridge Chapel of St Thomas on the Bridge The Chapel of St Thomas on the Bridge was a bridge chapel built near the centre of "Old" London Bridge in the City of London and was completed by 1209. In 1548, during the Reformation, it was dissolved as a place of worship and soon afterwards converted to secular use. The building survived as a dwelling and warehouse until 1747 when the upper storey at street level was removed; the lower storey, which was built into the structure of one of the piers, remained in use as a store until Old London Bridge