Historedia
Person

Henry Addington

Events
5
Episodes
13
Years
1798–1804

Every event in Historedia whose sources name Henry Addington, 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. Introduction of the British Income Tax

    1798–1802

    Role: Successor who had taken over as prime minister in 1801 and abolished Pitt's income tax in 1802 during the Peace of Amiens

    1. December 1798 · Britain, where the budget announcement was madeAnnouncement in the December 1798 budget

      Pitt announced income tax in his December 1798 budget as preparation for the Napoleonic Wars.

    2. 1799 · Britain, where the tax appliedGraduated rate structure of the 1799 tax

      The tax started at 2 old pence per pound over £60 and reached 2 shillings over £200.

    3. 1799 · Britain, where the tax was collected1799 receipts fall short of expectations

      Pitt hoped for £10 million, but 1799 receipts totalled just over £6 million.

    4. 1802 · Britain, where the tax was abolishedAbolition by Addington during the Peace of Amiens

      The tax was levied from 1799 to 1802, then abolished by Henry Addington during the Peace of Amiens.

  2. Act of Union 1800 creates the United Kingdom of Great Britain and Ireland

    1800–1801

    Role: Prime Minister of the United Kingdom (1801-1804)

    1. 31 December 1800 · DublinAbolition of the Parliament of Ireland

      The Parliament of Ireland was abolished entirely on 31 December 1800, merging legislatures into a single Parliament of the United Kingdom.

    2. 1 January 1801 · LondonCreation of the United Kingdom

      The Acts of Union 1800 united Great Britain and Ireland into a single sovereign state, effective 1 January 1801.

    3. March 1801 · LondonPitt's Resignation

      William Pitt resigned as Prime Minister in March 1801 over King George III's refusal to grant Catholic emancipation.

    4. March 1801 · LondonAddington Takes Office

      Henry Addington became Prime Minister in 1801, serving until 1804, succeeding Pitt.

  3. Treaty of Amiens ends the War of the Second Coalition

    1802

    Role: British Prime Minister

    1. 1802 · British GovernmentAddington's Peace Terms

      Prime Minister Addington secured an unfavorable peace in 1802 and used the resulting interval to rebuild British strength.

    2. 25 March 1802 · Hôtel de VilleSigning of the Treaty of Amiens

      Joseph Bonaparte and Charles Cornwallis signed the definitive peace treaty in Amiens on 25 March 1802, ending the Second Coalition.

  4. United Kingdom general election of 1802

    1802

    Role: Prime Minister

    1. 5 July to 28 August 1802 · United Kingdom1802 General Election

      The first UK general election after the Acts of Union 1800, held from July to August 1802, resulted in a comfortable victory for the pro-government coalition.

  5. Addington resigns and Pitt the Younger forms his second ministry (1804)

    1804

    Role: Prime Minister of the United Kingdom (1801-1804)

    1. April 1804 · LondonAddington Resignation

      Henry Addington resigned as Prime Minister in late April 1804 due to the loss of his parliamentary majority and opposition from Pitt and Fox.

    2. 10 May 1804 · LondonPitt's Second Ministry

      William Pitt the Younger returned to the premiership on 10 May 1804, beginning his second term as Prime Minister.

Sources

  1. Taxation in the United Kingdom Wikipedia, revision of 2026-09-09
  2. Henry Addington Wikipedia, revision of 2026-09-13
  3. Treaty of Amiens Wikipedia
  4. 1802 United Kingdom general election Wikipedia, revision of 2026-04-07
  5. William Pitt the Younger Wikipedia, revision of 2026-09-13