titles and positions listed are those held in 1968
ALEKSANDROV-AGENTOV, ANDREI: chief foreign policy adviser to Leonid Brezhnev.
ANDROPOV, YURII: chairman, Soviet Committee on State Security (KGB), 1967–1982; candidate member, CPSU CC Politburo, 1967–1973; member, CPSU CC Politburo, 1973–1984; CPSU CC general secretary, 1982–1984.
BIL'AK, VASIL: member of the CPS CC Presidium and CPS CC secretary, 1963–1968; CPS CC first secretary, January to August 1968; member, CPCz CC Presidium, April 1968 until December 1988.
BREZHNEV, LEONID: CPSU CC general secretary, 1964–1982; chairman of Presidium of Supreme Soviet, 1977–1982.
CEAUŞESCU, NICOLAE: general secretary, Romanian Communist Party, 1965–1989; chairman of State Council RSR, 1967–1989.
ČERNÍK, OLDŘICH: ČSSR deputy prime minister and chairman, State Planning Commission, 1963–1968; ČSSR prime minister, 1968–1970; expelled from CPCz; 1.971.
CHERVONENKO, STEPAN: Soviet ambassador in Prague, 1965–1973.
CÍSAŘ, Čestmír: CPCz CC secretary, April to August 1968; chairman, Czech National Council, 1968–1969; expelled from CPCz, 1970.
DUBČEK, ALEXANDER: CPS CC first secretary, 1963-January 1968; member of CPCz CC, 1963-September 1969; CPCz CC first secretary, January 1968-April 1969; expelled from CPCz, June 1970.
DZÚR, MARTIN: ČSSR deputy minister of national defense, 1961—April 1968; minister of national defense, April 1968–1985.
GOMULKA, WLADYSLAW: first secretary, Polish United Workers' Party, October 1956-December 1970.
GRECHKO, ANDREI: marshal of the USSR; commander-in-chief, Warsaw Pact Joint Armed Forces, 1960–1967; Soviet minister of defense, 1967–1976; member, CPSU CC Politburo, 1973–1976.
GROMYKO, ANDREI: Soviet foreign minister, 1957–1985;'member, CPSU CC Politburo, 1973–1989.
HÁJEK, JIŘÍ: ČSSR minister of education and culture, 1965–1968; ČSSR minister of foreign affairs, 1968; expelled from CPCz, 1970.
HUSÁK, GUSTÁV: ČSSR deputy prime minister, April-August 1968; CPS CC first secretary, August! 968-May 1969; member, CPCz CC Presidium, August 1968 to November 1989; CPCz CC first secretary, April 1969-December 1987; ČSSR president, May 1975-November 1989.
IŃDRA, ALOIS: ČSSR minister of transport 1963-April 1968; CPCz CC secretary, April 1968-December 1971; member, CPCzCC Presidium, 1971–1989; chairman, ČSSR Federal Assembly, 1971–1989.
JAKEŠ, MILOŠ: deputy minister of interior, 1966-April 1968; chairman; CPCz Central Control and Auditing Commission, April 1968-December 1977; secretary, CPCz CC, 1977–1987; member, CPCz CC Presidium, 1981–1989; first secretary, CPCz CC, December 1987-November 1989.
KÁDÁR, JÁNOS: first secretary, Hungarian Socialist Workers' Party, 1956–1989.