There were two types of tribunes in Rome, whose office wasannual:Tribune of the Plebs - these sat in the Senate and couldintroduce and veto legislation, so ensuring that there could be nohostile action by the Patricians against the Plebs. After theiryear, they became senators, which saw a growing number of senatorsof plebeian status.Military Tribunes - they filled administrative and commandpositions in the army.