This is a list of wars involving the Sultanate of Oman and its predecessor states.
ConflictCombatant 1Combatant 2ResultBattle of Julfar (752)Imamate of OmanAbbasid CaliphateDefeat Abbasid Caliphate kills Al-Julanda bin MasudSiege of Mombasa (1696–1698) Omani Empire Portuguese EmpireOmani victory 1717 Omani invasion of Bahrain(1717) Omani Empire Al Bin Ali mercenaries^ محمد خليل المرعشي , مجمع التواريخ , تحقيق عباس اقبال, طهران , 1328هـ - 1949م , ص 37-39 Safavid Empire Omani victory Omani Empire ended the Safavid rule over Bahrain Omani Civil War (1718–1744)Saif bin Sultan II Loyalists
Ghafiris (1718 - 1722) Hinawis (after 1728)Opposition
Hinawis (1718 - 1722) Ghafiris (after 1722) Inconclusive Collapse of the Ya'rubid Dynasty Establishment of the Al Bu Said DynastySaudi invasion of Qatar Qatar Bahrain Oman Ottoman EmpireDiriyahDefeat Incorporation of Qatar into First Saudi State Oman–Zanzibar war (1784) Omani Empire Local forces from Zanzibar, Mombasa and Pemba Island Victory Defeat of rebelsPersian Gulf campaign of 1819 (1819) United Kingdom East India Company Supported by Omani Empire Ras Al Khaimah Al-QawasimBritish victory Hassan bin Rahma Al Qasimi deposed Sultan bin Saqr al-Qasimi restored as ruler Signing of the General Maritime Treaty of 1820Bani Bu Ali expedition (1820–21)
(until 1820)Bani Bu Ali tribe Victory Bani Bu Ali defeatedMuscat rebellion (1913-1920) Muscat and Oman Imamate of OmanSupported by: (1915-1918)Stalemate Treaty of SeebBuraimi dispute (1952–1955)Trucial Emirates Emirate of Abu Dhabi British Empire Supported by Sultanate of Muscat and Oman Aden Protectorate Saudi Arabia Supported by Al Bu Shamis tribe Na'im tribeDecisive Trucial Oman Scouts victory Surrender of Saudi forces Ceasefire agreement with Bedouin tribes Saudi Arabia withdraws and Oman regains control of Na'im and Al Bu Shamis, Buraimi and Hamasah Emirate of Abu Dhabi consolidates control of Al Ain Start of the Saudi Arabia – United Arab Emirates border disputeArab Cold War (1952–1991) (1958)
Supported by: Federation of Arab Republics Arab Islamic Republic
United Arab States (1958–1961)
Supported by:Inconclusive Decline of pan-Arabism and Nasserism after the death of Gamal Abdel Nasser Rise of Wahhabism, Salafi jihadism, and Islamism after the death of Nasser International propagation of Salafism and Wahhabism in several countries financed with Saudi oil exports Creation of Gulf Cooperation Council Failed attempts of an Arab Union: Arab Federation United Arab Republic United Arab States Federation of Arab Republics United Arab Kingdom Union of Arab Republics Arab Islamic Republic Successful attempts of an Arab Union: Unity of seven Arab emirates to form UAE Yemeni unification Jebel Akhdar War(1954–1959) Sultanate of Muscat Imamate of OmanSupported by: Republic of Egypt Muscati victory Defeat of the Imamate of Oman 2073, 2238 and 2302 'Question of Oman' resolutions adopted by the UN General Assembly Dissolution of the Imamate of Oman Dhofar Rebellion(1963–1976) Omani-British-Iranian victory Gulf War (1990–1991) Coalition victory State of Kuwait resumes self-governance over all Kuwaiti sovereign territory Establishment of a demilitarized zone and construction of a separation barrier along the Iraq–Kuwait borderOperation Ocean Shield (2009–2016)Non-NATO:
Kozhara: Hetman Sahaidachny frigate to join NATO’s anti-piracy operation, Interfax-Ukraine (17 September 2013)Somali piratesAllied victory Iran War(2026–present) Regional proxies Ongoing US and Israel launch joint campaign (Operation Epic Fury / Roaring Lion) Regional retaliatory strikes touch Omani infrastructure; Oman actively balances ties and facilitates secret negotiations
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