Delhi Sultanate | Sultanate of Darfur | Sultanate of Rum | Sultanate of Rûm | Sultanate of Damagaram | Madurai Sultanate | Johor Sultanate | Warsangali Sultanate | Sultanate of Rüm | Sennar (sultanate) | Mataram Sultanate | Kilwa Sultanate | Ifat Sultanate | Gujarat Sultanate | Delhi sultanate | Aceh Sultanate |
Due to consistent ship crashes along the coast, King Osman Mahamuud of the Majeerteen Sultanate, which controlled much of the northeastern Somali seaboard during the 19th century, entered into an informal agreement with Britain.