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;
Waterloo Covered Bridge bridge was either built or already standing at this site at that time. The present bridge was likely built in 1860, when the town paid $473.65 for construction of the "Waterloo Bridge". The low price suggests that the abutments were probably repaired rather than rebuilt. The site of the bridge at the Waterloo Falls was adjacent to a number of industrial enterprises using the water power of the river and would have been an important feature of the village; all of these businesses failed and there are now only foundational remains. Waterloo Covered Bridge The Waterloo Covered Bridge carries Newmarket