Historedia
Person

John O'Neill

Events
3
Episodes
6
Years
1866–1871

Every event in Historedia whose sources name John O'Neill, 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. Fenian skirmishes at Ridgeway and Fort Erie

    1866

    Role: Brigadier General, Fenian Leader

    1. June 1, 1866 · Niagara River landing siteCrossing the Niagara River

      Fenian forces led by John O'Neill transferred 800 men across the Niagara River, landing above Fort Erie before dawn on June 1, 1866.

    2. June 2, 1866 · Village of RidgewayBattle of Ridgeway

      Canadian troops skirmished with Fenian irregulars near Ridgeway on June 2, 1866, following the occupation of Fort Erie.

    3. after June 2, 1866 · Fort ErieSurrender at Fort Erie

      Fenian invaders were surrounded and forced to surrender at Fort Erie following the skirmish near Fort Erie and the Battle of Ridgeway on June 2.

  2. Fenian Brotherhood attack on Eccles Hill

    1870

    Role: Fenian Leader

    1. 25 May 1870 · Eccles HillFenian Attack on Eccles Hill

      Fenian forces led by John O'Neill crossed into Canada on 25 May 1870 to pressure Britain regarding Irish sovereignty.

  3. John O'Neill arrested, ending the Fenian raids

    1871

    Role: Fenian Brotherhood leader

    1. October 1871 · Saint Paul, Minnesota (legacy metadata, unverified by supplied passages)Arrest of John O'Neill

      American troops arrested John O'Neill after the 5 October 1871 Pembina raid, an arrest that ended the Fenian raids.

    2. 5 October 1871 · Pembina, Dakota TerritoryRaid on Pembina

      O'Neill led a raid on the Hudson's Bay Company post at Pembina, Dakota Territory, on 5 October 1871, lacking broad Fenian backing.

Sources

  1. Battle of Ridgeway Wikipedia, revision of 2026-08-24
  2. Battle of Eccles Hill Wikipedia, revision of 2026-09-05
  3. John O'Neill (Fenian) Wikipedia, revision of 2026-07-28