Group Muscat and Oman State Defunct 1861 CE – 1970 CE Capital Muscat > Masqat Masqat Oman Member Cities Muscat > Masqat Masqat Oman Capital Antananarivo Antananarivo Madagascar Location Heligoland Schleswig-Holstein Germany Location Muttrah Masqat Oman Location Riyadh > Ar-Riyad Ar-Riyad Saudi Arabia Location Zanzibar Zanzibar Urban/West Tanzania Location People Abdul Hamid II Abdul Rahman bin Faisal Abdulaziz Ibn Saud Abdullah bin Faisal Al Saud (1831–1889) Abdülaziz +43 more Groups Iranian peoples Georgians Arab people Omanis Persian people +142 more Topics A History of Capital A History of Dominion Islam Wahhabism Saudi Civil Wars of 1818-1843 +109 more Subjects Human migration Violence Trade Religion Watercraft +8 more Commodities Weapons Gem materials Ivory Fibers Textiles +9 more Locations Antananarivo Antananarivo Madagascar Muscat > Masqat Masqat Oman Riyadh > Ar-Riyad Ar-Riyad Saudi Arabia Zanzibar Zanzibar Urban/West Tanzania Muttrah Masqat Oman +1 more ← Dakota, Territory of (U.S.A.) Italy, Kingdom of → Cite this entry Moran, J. (n.d.). Muscat and Oman. History Atlas. Retrieved 9 November 2026, from https://www.historyatlas.com/groups/muscat-and-oman/ Related events Loading related events…