Timeline — Hassan III Pacha
c. 1770s – 1789

Early Career

Sidi Hassan serves as Wakil al-Kharadj (minister responsible for foreign and maritime affairs) under Dey Muhammad Ben Othman. He gains extensive experience in diplomacy with European powers.

1789

Appointment as Khaznadji

Hassan is appointed Khaznadji (chief minister and treasurer), one of the highest offices in the Regency. He becomes the adopted son and closest collaborator of Muhammad Ben Othman.

12 July 1791

Accession as Dey

Muhammad Ben Othman dies. Sidi Hassan is elevated as Dey of Algiers under the name Hassan Pacha. The succession is notably orderly.

September 1791

Convention with Spain

Only weeks after his accession, Hassan concludes a convention with Spain regarding the future of Oran and Mers el-Kébir.

February – March 1792

Recovery of Oran

Spanish forces evacuate Oran and Mers el-Kébir. The cities return to the Regency. Hassan confers the title Bey of Oran and the insignia of the plume on Mohamed el-Kebir.

1791

Construction of Dar Hassan Pacha

Work begins on the palace in the lower Casbah that will later bear Hassan’s name. It becomes one of the lasting architectural marks of his reign.

1791 – 1798

Reign of Hassan III Pacha

Nearly seven years of relative continuity. The Regency maintains its established autonomy, conducts active Mediterranean diplomacy, and governs from Algiers.

5 September 1795

Treaty with the United States

The Treaty of Peace and Friendship is signed in Algiers between George Washington and Hassan Pasha, his Divan, and the subjects of the Regency. The original document bears Hassan’s tughra and seal.

May 1798

Death of Hassan Pacha

Hassan dies (traditionally dated 1 or 14 May 1798) after an illness. He is succeeded by his nephew and Khaznadji, Mustapha Ben Ibrahim Pacha.

1830

End of the Regency

The Regency of Algiers falls to French conquest. The political system Hassan had governed comes to an end three decades after his death.