| Conflict
|
Combatant 1
|
Combatant 2
|
Result
|
| Battle of Julfar (752)
|
Imamate of Oman
|
Abbasid Caliphate
|
Defeat
|
|
Siege of Mombasa (1696–1698)
|
Omani Empire
|
Portuguese Empire
|
Omani victory
|
1717 Omani invasion of Bahrain (1717)
|
Omani Empire
|
Safavid Empire
|
Omani victory
- Omani Empire ended the Safavid rule over Bahrain
|
| Saudi invasion of Qatar
|
|
Diriyah
|
Defeat
- Incorporation of Qatar into First Saudi State
|
| Oman–Zanzibar war
(1784)
|
Omani Empire
|
Local forces from Zanzibar, Mombasa and Pemba Island
|
Victory
|
|
Persian Gulf campaign of 1819
(1819)
|
United Kingdom
Supported by
Omani Empire
|
Ras Al Khaimah
|
British victory
|
| Bani Bu Ali expedition (1820–21)
|
|
Bani Bu Ali tribe
|
Victory
|
| Muscat rebellion (1913-1920)
|
British Empire Muscat and Oman
|
Imamate of Oman Supported by: German Empire (1915-1918)
|
Stalemate
|
| Buraimi dispute
(1952–1955)
|
Trucial Emirates
British Empire
Supported by
Sultanate of Muscat and Oman Aden Protectorate
|
Saudi Arabia
Supported by
- Al Bu Shamis tribe
- Na'im tribe
|
Decisive Trucial Oman Scouts victory
|
| Arab Cold War
(1952–1991)
|
Arab Federation (1958)
Supported by:
|
Federation of Arab Republics Arab Islamic Republic
United Arab States (1958–1961)
Supported by:
|
Inconclusive
|
Jebel Akhdar War (1954–1959)
|
Sultanate of Muscat United Kingdom
|
Imamate of Oman Supported by: Republic of Egypt Saudi Arabia
|
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)
|
|
Iraq
|
Coalition victory
|
| Operation Ocean Shield
(2009–2016)
|
NATO
Non-NATO:
|
Somali pirates
|
Allied victory
|