He was one of the 28 founders of Traditional right-wing Combatant Clergy Association and also one of the members of central committee of Islamic Republican Party at the first years of the revolution.
Hashemi served as one of the Tehran's Friday Prayer Imams (for next thirty years), Representative of Khomeini at Defence High Council (after death of Mostafa Chamran) and Second-in-Command of Iran's Joint Chiefs of Staff in the last year of Iran-Iraq war.