Historical biography archive · Updated 2026-11-03

Harold Macmillan Biography and Timeline — Page 2

Follow Harold Macmillan through 96 dated historical records for Great Britain.

Harold Macmillan, historical timeline

A chronological timeline drawn from matching World History Database records.

96Distinct records
2 of 3Page
1956–1961Years on this page

1956

Macmillan Presses Case for Urgent Dollar Support

Chancellor of the Exchequer · London · Warfare / Suez War

Harold Macmillan argued that a continuing drain on sterling reserves threatened Britain's financial stability and required assistance.

Role range: 1956-1956

Chancellor Links Reserve Defence to US Talks

Chancellor of the Exchequer · London · Warfare / Suez War

Harold Macmillan tried to obtain American cooperation for protecting the pound while the British withdrawal timetable remained under discussion.

Role range: 1956-1957

Ministers Debate Withdrawal and Sterling Recovery

Chancellor of the Exchequer · London · Warfare / Suez War

Harold Macmillan emphasized the connection between restoring British finances and reaching an acceptable settlement on withdrawal.

Role range: 1956-1957

Chancellor Uses Diplomatic Channels for Treasury Contact

Chancellor of the Exchequer · London · Warfare / Suez War

Harold Macmillan sought discussions with American Treasury leaders to underscore the seriousness of Britain's financial position.

Role range: 1956-1956

British Treasury Presses for Dollar Financing

Chancellor of the Exchequer · London · Warfare / Suez War

Harold Macmillan sought access to financial resources needed to defend sterling and manage disrupted trade after the Suez fighting.

Role range: 1956-1957

Leadership Position

Chancellor of the Exchequer · London · Warfare / Suez War

Strengthens his claim to succeed Eden as the Suez crisis weakens the Prime Minister

Role range: 1956-1956 – 1955-1957

American Approval Clears Initial IMF Tranches

Chancellor of the Exchequer · London · Warfare / Suez War

Harold Macmillan's efforts to stabilize sterling were aided when the United States approved repayment of Britain's first two IMF tranches.

Role range: 1956-1956

Shipping Delays Continue After Withdrawal Decision

Chancellor of the Exchequer · Suez Canal · Warfare / Suez War

British commitments to withdraw did not end the economic disruption caused by the canal remaining impassable.

Role range: 1956-1957

Sterling Support Talks Advance After Withdrawal Pledge

Chancellor of the Exchequer · London · Warfare / Suez War

The Chancellor pursued financing arrangements once the government had committed itself more clearly to withdrawal from the canal zone.

Role range: 1956-1957

British Withdrawal Eases Financial Aid Impasse

Chancellor of the Exchequer · London · Warfare / Suez War

Harold Macmillan faced an improved diplomatic setting for financial assistance after British and French forces completed their withdrawal from Egypt.

Role range: 1956-1956

Withdrawal Clears Path for Financial Recovery Efforts

Chancellor of the Exchequer · London · Warfare / Suez War

With British and French troops out of Port Said, the Treasury could address the remaining currency and trade effects of the crisis.

Role range: 1956-1957

Macmillan Examines Egyptian Financial Measures

London · Warfare / Suez War

As chancellor, Macmillan considers financial action against Egypt following nationalization of the canal company.

Role range: 1956-1956 – 1955-1957

Macmillan Assesses Sterling Vulnerability

London · Warfare / Suez War

Macmillan confronts the risk that international financial pressures could weaken sterling during the canal crisis.

Role range: 1956-1956 – 1955-1957

Macmillan Weighs Intervention Costs

London · Warfare / Suez War

The chancellor faces the budgetary and currency implications of any British military operation in Egypt.

Role range: 1956-1956 – 1955-1957

Macmillan Reviews Suez Economic Consequences

London · Warfare / Suez War

The disruption of canal shipping raises concerns about trade, oil supplies and Britain's external payments.

Role range: 1956-1956 – 1955-1957

Macmillan Addresses Treasury Crisis

London · Warfare / Suez War

The Treasury responds to severe financial strains as the Suez dispute moves toward a military confrontation.

Role range: 1956-1956 – 1955-1957

1957

Prime Minister

Prime Minister · London · Politics / Conservative Party

Becomes Prime Minister after Anthony Eden resigns.

Role range: 1957-1963

NHS Whooping Cough Immunisation Government

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

The Conservative Party Government is in office as this NHS milestone occurs: The whooping cough immunisation programme begins.

Role range: 1957-1963

NHS Whooping Cough Immunisation NHS Development

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

This NHS development occurs while Harold Macmillan serves as Prime Minister: The whooping cough immunisation programme begins.

Role range: 1957-1963

NHS Whooping Cough Immunisation

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

During Harold Macmillan's government, the whooping cough immunisation programme begins.

Role range: 1957-1963

1958

NHS Cardiopulmonary Bypass Government

Prime Minister of Great Britain · Hammersmith Hospital · Government / Conservative Party Government

The Conservative Party Government is in office as this NHS milestone occurs: The first successful cardiopulmonary bypass programme in the UK begins at Hammersmith Hospital.

Role range: 1957-1963

NHS Cardiopulmonary Bypass NHS Development

Prime Minister of Great Britain · Hammersmith Hospital · Government / Conservative Party Government

This NHS development occurs while Harold Macmillan serves as Prime Minister: The first successful cardiopulmonary bypass programme in the UK begins at Hammersmith Hospital.

Role range: 1957-1963

NHS Cardiopulmonary Bypass

Prime Minister of Great Britain · Hammersmith Hospital · Government / Conservative Party Government

During Harold Macmillan's government, the first successful cardiopulmonary bypass programme in the UK begins at Hammersmith Hospital.

Role range: 1957-1963

NHS Polio and Diphtheria Vaccination Government

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

The Conservative Party Government is in office as this NHS milestone occurs: Polio and diphtheria vaccination programmes expand vaccination for people under 15.

Role range: 1957-1963

NHS Polio and Diphtheria Vaccination NHS Development

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

This NHS development occurs while Harold Macmillan serves as Prime Minister: Polio and diphtheria vaccination programmes expand vaccination for people under 15.

Role range: 1957-1963

NHS Polio and Diphtheria Vaccination

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

During Harold Macmillan's government, polio and diphtheria vaccination programmes expand vaccination for people under 15.

Role range: 1957-1963

1960

NHS Implantable Pacemaker Government

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

The Conservative Party Government is in office as this NHS milestone occurs: An implantable heart pacemaker is used for the first time.

Role range: 1957-1963

NHS Implantable Pacemaker NHS Development

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

This NHS development occurs while Harold Macmillan serves as Prime Minister: An implantable heart pacemaker is used for the first time.

Role range: 1957-1963

NHS Implantable Pacemaker

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

During Harold Macmillan's government, an implantable heart pacemaker is used for the first time.

Role range: 1957-1963

NHS Kidney Transplant Government

Prime Minister of Great Britain · Edinburgh Royal Infirmary · Government / Conservative Party Government

The Conservative Party Government is in office as this NHS milestone occurs: The first kidney transplant in the UK takes place at Edinburgh Royal Infirmary between identical twins.

Role range: 1957-1963

NHS Kidney Transplant NHS Development

Prime Minister of Great Britain · Edinburgh Royal Infirmary · Government / Conservative Party Government

This NHS development occurs while Harold Macmillan serves as Prime Minister: The first kidney transplant in the UK takes place at Edinburgh Royal Infirmary between identical twins.

Role range: 1957-1963

NHS Kidney Transplant

Prime Minister of Great Britain · Edinburgh Royal Infirmary · Government / Conservative Party Government

During Harold Macmillan's government, the first kidney transplant in the UK takes place at Edinburgh Royal Infirmary between identical twins.

Role range: 1957-1963

Betting and Gaming Act

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

Betting and Gaming Act 1960 reforms betting, gaming, and licensing controls in Great Britain

Role range: 1957-1963 – 1957-1963

Caravan Sites and Control of Development Act

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

Caravan Sites and Control of Development Act 1960 regulates caravan sites and development permissions

Role range: 1957-1963 – 1957-1963

Charities Act

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

Charities Act 1960 reforms charity registration, supervision, and charitable trust administration

Role range: 1957-1963 – 1957-1963

Finance Act

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

Finance Act 1960 enacts annual taxation and public finance provisions

Role range: 1957-1963 – 1957-1963

Road Traffic Act

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

Road Traffic Act 1960 consolidates road traffic law and motor vehicle regulation

Role range: 1957-1963 – 1957-1963

1961

Consumer Protection Act

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

Consumer Protection Act 1961 creates powers to regulate dangerous goods and protect consumers

Role range: 1957-1963 – 1957-1963

Criminal Justice Act

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

Criminal Justice Act 1961 changes criminal procedure, sentencing, and prison administration

Role range: 1957-1963 – 1957-1963

Human Tissue Act

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

Human Tissue Act 1961 regulates the use of human bodies and tissue for medical purposes

Role range: 1957-1963 – 1957-1963

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.