Historedia
Person

Henry John Temple, 3rd Viscount Palmerston

Events
3
Episodes
7
Years
1835–1864

Every event in Historedia whose sources name Henry John Temple, 3rd Viscount Palmerston, 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. Lord Melbourne succeeds Sir Robert Peel as British Prime Minister

    1835

    Role: Foreign Secretary

    1. April 1835 · United KingdomFormation of Second Ministry

      Lord Melbourne formed his second government in April 1835, succeeding Peel after the Whigs returned to power.

    2. 8 April 1835 · ParliamentPeel's Resignation

      Sir Robert Peel resigned as Prime Minister on 8 April 1835 following a parliamentary defeat regarding Church of Ireland revenues.

  2. Britain and France declare war on China (Second Opium War)

    1857–1858

    Role: Prime Minister of the United Kingdom (1855–1858)

    1. 1857 · Hong KongAllied Force Assembly in Hong Kong

      British and French forces assembled in Hong Kong throughout 1857, despite delays caused by the Indian Mutiny.

    2. 3 March to April 1857 · British Parliament (election held nationally; passages do not state the election's location)Parliamentary Censure and General Election

      The British government lost a parliamentary vote on the Arrow incident, leading to dissolution of Parliament and an April 1857 election that strengthened Palmerston's majority.

    3. December 1857-January 1858 · CantonJoint Attack on Canton

      A joint British and French army attacked and occupied Canton in late 1857, resulting in casualties.

  3. United Kingdom cedes the United States of the Ionian Islands to Greece

    1864

    Role: Foreign Secretary

    1. 29 March 1864 · LondonSigning of the Treaty of London

      The Treaty of London was signed on 29 March 1864 by representatives of the UK, Greece, France, and Russia, pledging the transfer of sovereignty to Greece.

    2. 21-28 May 1864 · Ionian IslandsBritish Departure and Union Proclamation

      British forces departed the Ionian Islands on 21 May 1864, and the Lord High Commissioner proclaimed the union with Greece on 28 May.

Sources

  1. Second Melbourne ministry Wikipedia, revision of 2026-04-08
  2. Henry John Temple, 3rd Viscount Palmerston Wikipedia, revision of 2026-10-03
  3. Treaty of London (1864) Wikipedia, revision of 2026-09-30