The Committee for State Security (, Komitet za darzhavna sigurnost; abbreviated КДС, CSS, KDS), popularly known as State Security (Държавна сигурност, Darzhhavna sigurnost; abbrievated ДС, DS) was the name of the Bulgarian secret service under the People's Republic of Bulgaria during the Cold War, until 1989. State Security was closely allied with its Soviet counterpart, the KGB. Structure 1st Main Directorateforeign intelligence. Succeeded by the National Intelligence Service in 1990. 2nd Main Directoratecounterintelligence. Succeeded by the National Security Service. 3rd Directoratemilitary counterintelligence 4th Directoratesurveillance 5th Directorategovernment security and protection. Succeeded by the National Protection Service. 6th Directoratepolitical police. Succeeded by the Main Service for Combating Organized Crime. It had the following departments: 1st Departmentworked among the intelligentsia and controlling the unions of artists 2nd Departmentworked in the universities and among the students 3rd Departmentresponsible for the clergy, Jews, Armenians, and Russian White emigrants 4th Departmentspecialized in pro-Turkish and pro-Macedonian nationalism 5th Departmentworked among the political rivals, such as the agrarians and social democrats 6th Departmentobserved pro-Maoist and anti-party activity 7th Departmentinformation analysis and anonymous activity 7th Directorateinformation work Activity In 1964, the State Security formed Service 7, led by Colonel Petko Kovachev, dedicated to murder, kidnapping, and disinformation against Bulgarian dissidents living abroad. The unit executed actions against dissidents in Italy, Britain, Denmark, West Germany, Turkey, France, Ethiopia, Sweden, and Switzerland. Documents describing its activities were declassified in 2010. State Security played an active part in the so-called "Revival Process" to Bulgarianize the Bulgarian Turks in the 1980s, as well as writer and dissident Georgi Markov's 1978 murder on Waterloo Bridge in London known for the "Bulgarian umbrella" that was used. An issue the international community often raises is State Security's alleged control of the weapons, drugs, alcohol, cigarettes, gold, silver, and antiques traffic through Bulgaria before 1989. It is popularly thought that organised crime in the country in the 1990s was set up by former State Security agents. The agency is often incriminated with the ill-famed murder of dissident writer Georgi Markov and was formerly accused of the 1981 attempt on Pope John Paul II's life. Bulgaria has always sharply criticized and denied the latter allegation. In a 2002 visit, the Pontiff cleared Bulgaria of any involvement. In 2018, declassified documents of the Communist Party revealed a plan to foment crisis between Turkey and Greece in 1971. The operation codenamed "Cross" and the plan was that Bulgarian secret agents