[1] Originally, blowback was CIA internal coinage denoting the unintended, harmful consequences—to friendly populations and military forces—when a given weapon is used beyond its purpose as intended by the party supplying it.
[2] In formal print usage, the term blowback first appeared in the Clandestine Service History—Overthrow of Premier Mossadeq of Iran—November 1952–August 1953, the CIA's internal history of the 1953 Iranian coup d'état, sponsored by the American and British governments, which was published in March 1954.
[5][6] In the 1980s, the blowback was a central theme in the legal and political debates about the efficacy of the Reagan Doctrine, which advocated public and secret support of anti-Communist counter-revolutionaries.
Reagan Doctrine advocates, including The Heritage Foundation, argued that support for anti-Communists would topple Communist régimes without retaliatory consequences to the United States and help win the global Cold War.
After the arrest, Azef assumed the vacant position and organized assassinations, including those of the director of Imperial Russia's police and later Minister of the Interior Vyacheslav Plehve (1904) and Grand Duke Sergei Alexandrovich, the Tsar's uncle (1905).