Oba Dosunmu

Events

2

Episodes

3

Years

1861

Every event in Historedia whose sources name Oba Dosunmu, with the role they cite and all of that event’s episodes. This is not a biography, and mentions are grouped by name, so two people with the same name can share this page.

Events and episodes

1. Britain annexes Lagos Island

   1861

   Role: Signatory of the Treaty of Cession

   1. 130 July 1861 · HMS Prometheus (vessel)Pre-Treaty Negotiations

      British officials met Oba Dosunmu aboard HMS Prometheus on 30 July 1861 to explain treaty terms.

   2. 26 August 1861 · Lagos IslandSigning of the Treaty of Cession

      Oba Dosunmu signed the Treaty of Cession on 6 August 1861, ceding Lagos Island to Britain under threat of bombardment.

2. British Anti-Slave-Trade Bases Established at Lagos

   1861

   Role: Signatory of the Treaty of Cession

   1. 36 August 1861 · Lagos IslandSigning of the Treaty of Cession

      Oba Dosunmu signed the Treaty of Cession on 6 August 1861, ceding Lagos Island to Britain under threat of bombardment.

Sources

1. Lagos Treaty of Cession Wikipedia, revision of 2026-08-09