Ellsworth Bunker, and William Colby in South Vietnam Wesley Clark in Bosnia in 1994–99 Paul Bremer in Iraq in 2003 David Petraeus in Iraq in 2004–08 and Afghanistan in 2010–11 See also Prorogatio, the legal process of extending a Roman command Notitia dignitatum Ambassadors and envoys from Russia to Poland (1763–1794) References Bibliography Ancient Roman titles Gubernatorial titles