1782 in Great BritainWikipedia open wikipedia design.
- Monarch – George III
- Prime Minister – Frederick North, Lord North (Tory) (until 22 March); Charles Watson-Wentworth, 2nd Marquess of Rockingham (Whig) (starting 27 March, until 1 July); William Petty, 2nd Earl of Shelburne (Whig) (starting 4 July)
- Parliament – 15th
- 23 January – planned town of Johnstone, Scotland, inaugurated.
- 25 January – 26 January: American Revolutionary War – Battle of St. Kitts between French and British fleets.
- 5 February – Spanish defeat British forces and capture Menorca.
- 17 February – American Revolutionary War: Battle of Sadras between French and British fleets.
- 19 March – following a vote of no confidence against the government of Lord North, North resigns as Prime Minister because of recent setbacks in the American Revolutionary War.
- 27 March – Charles Watson-Wentworth, 2nd Marquess of Rockingham, becomes Prime Minister for the second time. His new Whig administration opens peace talks with the Americans, with Thomas Grenville being sent to Paris to negotiate with Benjamin Franklin.
- 1 April – Rockingham appoints the first Home Secretary (William Petty, 2nd Earl of Shelburne) and Foreign Secretary (Charles James Fox).
- 12 April – American Revolutionary War: a British fleet under Admiral Sir George Rodney defeats a French fleet under the Comte de Grasse in the West Indies at the Battle of the Saintes.
- 12 April – American Revolutionary War: Battle of Providien.
- 17 May
- 25 May – 12 June: American Revolutionary War – Crawford expedition.
- 4 July – Shelburne becomes Prime Minister following the death of Rockingham.
- 6 July – American Revolutionary War: Battle of Negapatam between British and French fleets.
- 19 August – American Revolutionary War: Battle of Blue Licks.
- 24 August – David Tyrie, a naval clerk who has traitorously corresponded with the French, becomes the last man in Britain to be hanged, drawn and quartered, on Southsea Common.
- 29 August – HMS Royal George capsizes at Spithead with the loss of 800 lives.
- 3 September – American Revolutionary War: Battle of Trincomalee between French and British fleets.
- 17 September – 1782 Central Atlantic hurricane devastates a Royal Navy fleet off the Grand Banks of Newfoundland with the loss of 3,500 lives.
- 10 October – Sarah Siddons makes a triumphant return to the Drury Lane Theatre in London in the title role of Garrick's adaptation of Thomas Southerne's Isabella, or, The Fatal Marriage.
- 20 October – American Revolutionary War: Battle of Cape Spartel.
- 30 November – American Revolutionary War: In Paris, representatives from the United States and Great Britain sign preliminary peace articles (later formalised in the Treaty of Paris).
- 12 December – American Revolutionary War: Action of 12 December 1782 – a naval engagement off Ferrol, Spain, in which the British 40-gun fifth rate HMS Mediator (1782) commanded by James Luttrell successfully attacks a convoy of French and American ships attempting to supply the United States.
- Second Anglo-Mysore War 1780–1784
- Relief of the Poor Act ("Gilbert's Act") provides for organisation of poor relief on a county basis.
- First Foot Patrol in London.
- Parliament extends James Watt's patent for the steam engine to the year 1800.
- Fanny Burney's novel Cecilia (anonymously).
- William Cowper's comic ballad The Diverting History of John Gilpin (anonymously in the Public Advertiser).
- William Gilpin's Observations on the River Wye, and Several Parts of South Wales, etc. relative chiefly to Picturesque Beauty; made in the summer of the year 1770.
- Edmund Malone's Cursory Observations on the Poems Attributed to Thomas Rowley (debunking Chatterton's hoax).
- 5 January – Robert Morrison, Protestant missionary to China (died 1834)
- 3 June – Charles Waterton, naturalist and explorer (died 1865)
- 10 August – Charles James Napier, general and Commander-in-Chief in India (died 1853)
- 1 November – Frederick John Robinson, 1st Viscount Goderich, Prime Minister of the United Kingdom (died 1859)
- 18 January – John Pringle, physician (born 1707)
- 27 April – William Talbot, 1st Earl Talbot, politician (born 1710)
- 20 May – William Emerson, mathematician (born 1701)
- May – Richard Wilson, painter (born 1714)
- 14 June – Edward Ligonier, 1st Earl Ligonier soldier and courtier (born 1740)
- 1 July – Marquess of Rockingham, Prime Minister (born 1730)
- 27 December – Henry Home, Lord Kames, advocate and philosopher (born 1697)
- Williams, Hywel (2005). Cassell's Chronology of World History. London: Weidenfeld & Nicolson. pp. 334–335. ISBN 0-304-35730-8.
- Palmer, Alan; Veronica (1992). The Chronology of British History. London: Century Ltd. pp. 228–230. ISBN 0-7126-5616-2.
- "PMs in history, Marquess of Rockingham. 10 Downing Street website". Archived from the original on 7 August 2007. Retrieved 2007-09-01.
- Penguin Pocket On This Day. Penguin Reference Library. 2006. ISBN 0-14-102715-0.
- Costin, W. C.; Watson, J. Steven, eds. (1952). The Law and Working of the Constitution: Documents 1660–1914. I (1660–1783). London: A. & C. Black. p. 147.CS1 maint: Uses editors parameter (link)
- "PMs in history, Earl of Shelburne. 10 Downing Street website". Archived from the original on 7 August 2007. Retrieved 2007-09-01.
- "1782: David Tyrie, the last hanged, drawn, and quartered". ExecutedToday. 2011. Retrieved 2016-04-14.
- 1782 Poor Relief Act Archived 4 June 2011 at the Wayback Machine.