Aldrich Ames and John Walker who "did it strictly for the money." Wettering summarized the motivations as "MIRE -- money, ideology, revenge and ego." According to Russian investigative writer, Andrei Soldatov:In Soviet times, intelligence and counterintelligence branches of the KGB were closely interconnected. In addition to its espionage abroad, the KGB was always busy collecting “intelligence from the territory,” a euphemism for recruiting foreign nationals in the Soviet Union, with an eye to subsequently running them as agents in their home countries. Regional departments of the KGB were tasked with recruiting foreigners traveling throughout the country.Former KGB defector Jack Barsky stated, "Many a right-wing radical had given information to the Soviets under a 'false flag', thinking they were working with a Western ally, such as Israel, when in fact their contact was a KGB operative." Cambridge Five Notable cases of Cold War Soviet espionage included Kim Philby, a Soviet double agent and British intelligence liaison to American intelligence, who was revealed to be a member of the "Cambridge Five" spy ring in 1963. The other four members of the "Cambridge Five" spy ring included Donald Maclean, Guy Burgess, Anthony Blunt, and John Cairncross, although Michael Straight was also involved with the Soviet spy ring and there were possibly other alleged members. The Cambridge Spy Ring focused on serving the Soviet Union in the Cold War by infiltrating British intelligence and providing secret information to the Soviet top leaders, and causing mistrust in British intelligence in the United States. Kim Philby, along with Bill Weisband, would end up betraying the existence of the Venona project to the Soviets, between 1945 and 1948. Active measures Active measures () are a form of political warfare that was conducted by the Soviet Union. These ranged from simple propaganda and forgery of documents, to assassination, terrorist acts and planned sabotage operations. In the US the KGB's main active measures were disinformation and the spread of conspiracy theories. Retired KGB Major General Oleg Kalugin, former Head of Foreign Counter Intelligence for the KGB (1973–1979), described active measures as "the heart and soul of Soviet intelligence": "Not intelligence collection, but subversion: active measures to weaken the West, to drive wedges in the Western community alliances of all sorts, particularly NATO, to sow discord among allies, to weaken the United States in the eyes of the people of Europe, Asia, Africa, Latin America, and thus to prepare ground