Historical biography archive · Updated 2026-11-03

Margaret Hilda Thatcher Biography and Timeline — Page 11

Follow Margaret Hilda Thatcher through 580 dated historical records for Great Britain.

Margaret Hilda Thatcher, historical timeline

A chronological timeline drawn from matching World History Database records.

580Distinct records
11 of 15Page
1985–1987Years on this page

1985

Transport Act

Prime Minister · Prime Minister of Great Britain · London · Government / Conservative Party Government

Transport Act 1985 deregulates local bus services and changes public transport arrangements

Role range: 1979-1990 – 1979-1990

Orgreave Accountability Debate

Prime Minister of Great Britain · Great Britain · Politics / National Union of Mineworkers

The legacy of Orgreave continued to influence debate about state power during the miners strike.

1986

Resignation of Michael Heseltine

Prime Minister of Great Britain · Government / Conservative Party Government

Heseltine's Cabinet resignation becomes a major political consequence of the Westland dispute.

Role range: 1979-1990 – 1979-1990

Westland Crisis

Prime Minister of Great Britain · London · Government / Conservative Party Government

Michael Heseltine resigns as Secretary of State for Defence during the Westland helicopter crisis.

Role range: 1979-1990 – 1979-1990

Crisis

Baroness · Prime Minister of Great Britain · London · Government / Conservative Party Government

Michael Heseltine resigns as a result of the Westland Helicopter crisis

Role range: 1979-1990 – 1979-1990

Resignation of Michael Heseltine

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

Michael Heseltine resigns from Cabinet during the Westland crisis

Role range: 1979-1990 – 1979-1990

Channel Tunnel

Baroness · Prime Minister of Great Britain · Lille · Government / Conservative Party Government

Mitterand & Thatcher agree to undertake the Channel building project

Role range: 1979-1990 – 1979-1990

Crisis

Baroness · Prime Minister of Great Britain · London · Government / Conservative Party Government

Resigns over the Westland Affair

Role range: 1979-1992 – 1985-1986

Resignation of Leon Brittan

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

Leon Brittan resigns

Role range: 1979-1990 – 1979-1990

Treaty of Channel Tunnel

Baroness · Prime Minister of Great Britain · Canterbury · Government / Conservative Party Government

The Channel Tunnel Treaty with France is signed

Role range: 1979-1990 – 1979-1990

Single European Act

Prime Minister · Luxembourg · Government / Conservative Party Government

Signs the Single European Act expanding European integration and single market commitments.

Role range: 1979-1990

Bombing of Libya

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

Agrees to President Reagan's request to use US aircraft based in Britain to bomb Libya. Agreed due to US support in the Falklands & Article 51 of the United Nations Treaty

Role range: 1979-1990 – 1979-1990

Bombing of Libya

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

The US confirms that it will be using British bases to bomb Libya. Carried out by 16 F1-11s based in the UK on 5 terrorist targets

Role range: 1979-1990 – 1979-1990

Bombing of Tripoli

Baroness · Prime Minister of Great Britain · Tripoli · Government / Conservative Party Government

The US uses Britain as a base to launch an 11 minute attack on Gadaffis HQ in Tripoli

Role range: 1979-1990 – 1979-1990

Summit

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

3-6 May, attends the Tokyo G7 summit

Role range: 1979-1990 – 1979-1990

Sanctions

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

Attends an EC summit & opposes sanctions against South Africa

Role range: 1979-1990 – 1979-1990

Summit Meeting

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

Attends an EC summit & opposes sanctions against South Africa

Role range: 1979-1990 – 1979-1990

Legislation

Baroness · Prime Minister of Great Britain · London · Government / Conservative Party Government

Financial Services Act, removes trade restrictions

Role range: 1979-1990 – 1979-1990

NHS Artificial Heart Programme Government

Baroness · Prime Minister of Great Britain · Harefield Hospital · Government / Conservative Party Government

The Conservative Party Government is in office as this NHS milestone occurs: An artificial heart programme begins at Harefield Hospital.

Role range: 1979-1990

NHS Artificial Heart Programme NHS Development

Baroness · Prime Minister of Great Britain · Harefield Hospital · Government / Conservative Party Government

This NHS development occurs while Margaret Hilda Thatcher serves as Prime Minister: An artificial heart programme begins at Harefield Hospital.

Role range: 1979-1990

NHS Artificial Heart Programme

Baroness · Prime Minister of Great Britain · Harefield Hospital · Government / Conservative Party Government

During Margaret Hilda Thatcher's government, an artificial heart programme begins at Harefield Hospital.

Role range: 1979-1990

NHS Lung Transplant Government

Baroness · Prime Minister of Great Britain · Freeman Hospital · Government / Conservative Party Government

The Conservative Party Government is in office as this NHS milestone occurs: Professor John Dark carries out Europe's first lung-only transplant at the Freeman Hospital in Newcastle.

Role range: 1979-1990

NHS Lung Transplant NHS Development

Baroness · Prime Minister of Great Britain · Freeman Hospital · Government / Conservative Party Government

This NHS development occurs while Margaret Hilda Thatcher serves as Prime Minister: Professor John Dark carries out Europe's first lung-only transplant at the Freeman Hospital in Newcastle.

Role range: 1979-1990

NHS Lung Transplant

Baroness · Prime Minister of Great Britain · Freeman Hospital · Government / Conservative Party Government

During Margaret Hilda Thatcher's government, professor John Dark carries out Europe's first lung-only transplant at the Freeman Hospital in Newcastle.

Role range: 1979-1990

Privatization

Baroness · Prime Minister of Great Britain · London · Government / Conservative Party Government

British Gas is sold for œ5,434 million

Role range: 1979-1990 – 1979-1990

Reform of Trade

Baroness · Prime Minister of Great Britain · London · Government / Conservative Party Government

Financial Services Act, removes trade restrictions, the "Big Bang"

Role range: 1979-1990 – 1979-1990

Sanctions

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

Opposes the US sanctions against Libya

Role range: 1979-1990 – 1979-1990

Financial Services Act

Prime Minister · Prime Minister of Great Britain · London · Government / Conservative Party Government

Financial Services Act 1986 reforms financial markets regulation and supports the Big Bang changes in the City

Role range: 1979-1990 – 1979-1990

Gas Act

Prime Minister · Prime Minister of Great Britain · London · Government / Conservative Party Government

Gas Act 1986 restructures the gas industry and enables British Gas privatisation

Role range: 1979-1990 – 1979-1990

Insolvency Act

Prime Minister · Prime Minister of Great Britain · London · Government / Conservative Party Government

Insolvency Act 1986 consolidates and reforms insolvency law

Role range: 1979-1990 – 1979-1990

Public Order Act

Prime Minister · Prime Minister of Great Britain · London · Government / Conservative Party Government

Public Order Act 1986 revises public order offences and racial hatred provisions

Role range: 1979-1990 – 1979-1990

Vanguard Class

Baroness · Prime Minister of Great Britain · Barrow-in-Furness · Warfare / Nuclear

The Government proceeds with construction planning for Vanguard class ballistic missile submarines

Role range: 1979-1990 – 1979-1990

1987

Visit to Georgia

Baroness · Prime Minister of Great Britain · Georgia · Government / Conservative Party Government

Visits Georgia

Role range: 1979-1990 – 1979-1990

Visit to Russia & is allowed to see the

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

Appears on Russian TV. 23 March-2 April, visits Russia & is allowed to see the streets & shops

Role range: 1979-1990 – 1979-1990

Reform of Local Taxation

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

Levying of the community charge begins in Scotland

Role range: 1979-1990 – 1979-1990

Election

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

The Conservatives win 42.3% of votes cast & 376 MPs. The Conservative majority is cut to 101. Conservatives 375, Labour 229, Liberals 17, SDP 5 & others 24

Role range: 1979-1990 – 1979-1990

Prime Minister of Great Britain

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

Appointed Prime Minister of Great Britain, 3rd term

Role range: 1979-1990 – 1979-1990

Trident

Baroness · Prime Minister of Great Britain · London · Government / Conservative Party Government

The Conservative election victory confirms continued support for the Trident programme

Role range: 1979-1990 – 1979-1990

Election

Prime Minister · Great Britain · Politics / Conservative Party

Wins a third consecutive Conservative general election victory.

Role range: 1979-1990

European Central Bank

Baroness · Prime Minister of Great Britain · Government / Conservative Party Government

Thatcher rules out joining the European Central Bank

Role range: 1979-1990 – 1979-1990

Records, sources and methodology

These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.