 During the military campaign of 1964-65 he successfully pacified rebellious tribes in the south of Iran (Pars, Isfahan and Khuzestan) stirred-up by Ayatollah Ruhollah Khomeini, without shedding blood.Following his military success in the south, General Aryana was named Chief of Staff of the Shah's Army, position he maintained from 1965 to 1969.During his posting as Chief of Staff, he met with various head of states including Richard Nixon, who received him at the White House, Yitzhak Rabin (then the Chief of Staff of the Israel Defense Forces, who received him in Israel and General de Gaulle, during his visit to Iran.