World History Database historysearch.co.uk
Site visits

English Civil War · permanent subject timeline

New Model Army

Parliament's national field army created in 1645. This page combines historical context with 34 matching records drawn directly from the World History Database English Civil War archive.

34 matching archive records 1643–1649 record span Open full 1,090-record archive

Historical context

New Model Army: overview and significance

What happened?

Parliament reorganised its military forces in 1645 into the New Model Army, with Thomas Fairfax as commander-in-chief and Philip Skippon commanding the infantry. Oliver Cromwell became its leading cavalry commander.

Why was it important?

The New Model Army provided Parliament with a more unified national force and became decisive at Naseby and in the final campaigns of the First Civil War. It later developed substantial political influence.

World History Database records

New Model Army timeline

The records below are selected from the 1,090-record English Civil War archive and rendered as static HTML in chronological order.

1643
1643 10th August

New Model Army

Oliver Cromwell · Civil War

Parliament issues instructions for the impressment of 22,000 in London & the east

1645
1645 February

New Model Army Command

Commander-in-Chief of New Model Army Thomas Fairfax · London · Civil War

Fairfax is appointed to command the New Model Army and begins organising Parliament's new national field force.

1645 February

New Model Army Legislation

Member of Parliament Oliver St John · London · Civil War

St John supports Parliament's programme for reorganising its armies as the New Model Army is established.

1645 3rd April

New Model Army

Sir Lord General Thomas Fairfax · Windsor · Civil War

Fairfax becomes commander of the New Model Army created to improve Parliament's war effort.

1645 3rd April

Second-in-Command

2nd-in-Command-NMA Oliver Cromwell · London · Civil War

Appointed 2nd-in-Command of the New Model Army under Sir Thomas Fairfax

1645 3rd April

Self-Denying Ordinance

Lieutenant General Oliver Cromwell · London · Civil War

Removes the existing Generals. Creates a New Model Army becoming 2nd-in-Command under Sir Thomas Fairfax. All MPs except Cromwell must relinquish military commissions within 40 days

1645 April

New Model Army Appointment

Major-General of Foot Philip Skippon · London · Civil War

Skippon becomes Major-General of Foot in the New Model Army and encourages experienced soldiers to enter the reorganised force.

1645 April

New Model Army Cavalry Command

Commissary-General of Horse Henry Ireton · London · Civil War

Ireton receives senior cavalry command in the New Model Army as Parliament reorganises its field forces.

1645 April

New Model Cavalry Regiment

Colonel Edward Whalley · London · Civil War

Whalley receives command of a cavalry regiment in the New Model Army during Parliament's military reorganisation.

1645 April

New Model Dragoon Regiment

Colonel of Dragoons John Okey · London · Civil War

Okey receives command of the New Model Army's dragoon regiment as Parliament forms its national field army.

1645 22nd May

Siege of Oxford

Baron Captain General Thomas Fairfax Cameron, 3rd · Oxford · Civil War

Siege of Oxford by Fairfax and the New Model Army

1645 10th June

Commander of New Model Army

Commander of New Model Army Oliver Cromwell · London · Civil War

The Commons approves Cromwell's appointment as 2nd in Command of the New Model Army

1645 14th June

Battle of Naseby

Sir Lord General Thomas Fairfax · Naseby · Civil War

Fairfax commands the New Model Army in the decisive defeat of Charles I at Naseby.

1645 14th June

Battle of Naseby

Commander-in-Chief of New Model Army Thomas Fairfax · Naseby · Civil War

Fairfax directs the New Model Army at Naseby and wins the decisive victory over Charles I's main field army.

1645 14th June

Cavalry Command at Naseby

Lieutenant-General of New Model Army Horse Oliver Cromwell · Naseby · Civil War

Cromwell commands the New Model Army's horse at Naseby and turns his victorious cavalry against the Royalist infantry.

1645 14th June

Royalist Infantry Flanked at Naseby

Lieutenant-General of New Model Army Horse Oliver Cromwell · Naseby · Civil War

After defeating the Royalist cavalry, Cromwell redirects his horsemen against the Royalist foot and helps decide the battle.

1645 10th July

Battle of Langport

Commander-in-Chief of New Model Army Thomas Fairfax · Langport · Civil War

Fairfax defeats the last major Royalist field army in the west at Langport and continues the New Model Army's advance.

1645 10th September

Storming of Bristol

Commissary-General of Horse Henry Ireton · Bristol · Civil War

Ireton returns to active service after Naseby and takes part in the New Model Army's successful assault on Bristol.

1645 14th October

Storming of Basing House

Lieutenant-General of New Model Army Horse Oliver Cromwell · Basing House · Civil War

Cromwell takes part in the storming of Basing House, removing a major Royalist stronghold controlling routes west of London.

1645

Captain

Baron Captain General Thomas Fairfax Cameron, 3rd · Civil War

Appointed Captain General of the New Model Army

1645

New Model Army

Lieutenant General Oliver Cromwell · Civil War

The New Model Army is created by Oliver Cromwell & Thomas Fairfax. The Committee of Both Kingdoms recommends a new army of 22,000 run by Parliament. Persuades Parliament to adopt a new militia, maintained by impressment & taxation. Modeled after Cromwell's Ironsides

1645

New Model Army

Baron Captain General Thomas Fairfax Cameron, 3rd · Civil War

Organised into 12 infantry & 11 cavalry regiments & 1 dragoon regiment. Becomes the 1st Commander of the New Model Army

1646
1646 24th June

Surrender of Oxford

Commander-in-Chief of New Model Army Thomas Fairfax · Oxford · Civil War

Fairfax receives the surrender of Oxford, ending the Royalists' principal headquarters and effectively closing the First Civil War.

1646 10th July

Battle of Langport

Baron Captain General Thomas Fairfax Cameron, 3rd · Langport · Civil War

Commands the New Model Army to victory over Goring, a final blow to the Royalist cause

1646 August

Levellers

Richard Overton · Civil War

The soldiers in the New Model Army elect Agitators from each regiment to represent them; the Agitators are recognised by the Army commanders and sit on the General Council. Richard Overton is arrested for publishing a pamphlet attacking the House of Lords; during imprisonment he writes the influential Leveller manifesto "An Arrow Against All Tyrants and Tyranny"

1647
1647 5th June

Agitators

Agitator Edward Sexby · Newmarket · Civil War

Sexby is associated with the soldier representatives who press the Army's grievances as the New Model Army refuses disbandment until arrears, indemnity and political safeguards are secured

1647 5th June

Army Council

Lord General Thomas Fairfax · Newmarket · Civil War

The Army Council supports the Solemn Engagement of the Army, drawn up because Parliament seeks to disband the New Model Army before settling arrears, indemnity and the soldiers' grievances

1647 5th June

Grandees

Lieutenant General Oliver Cromwell · Newmarket · Civil War

Cromwell acts among the Army Grandees as the New Model Army refuses disbandment on Parliament's terms and insists that the soldiers' political and military grievances must be settled

1647 5th June

Grandees

Lord General Thomas Fairfax · Newmarket · Civil War

Fairfax stands at the head of the New Model Army Grandees as officers and Agitators adopt the Solemn Engagement, resisting parliamentary disbandment until soldiers' arrears, indemnity and grievances are secured

1647 1st August

Heads of the Proposals

Lord General Thomas Fairfax · Reading · Civil War

Fairfax's Army leadership approves the completed Heads of the Proposals as the New Model Army's official basis for a national settlement

1647 15th November

Grandees

Lieutenant General Oliver Cromwell · Ware · Civil War

Cromwell helps enforce the Grandees' settlement at the Corkbush Field rendezvous, suppressing Leveller-influenced resistance and restoring discipline within the New Model Army

1647

Constitution of England

John Lilburne · Civil War

A radical group within the New Model Army, the Levellers, calls for constitutional reform

1647

Levellers

John Lilburne · Civil War

The Levellers call for a broader franchise under a republican government. The Levellers emphasise popular sovereignty, extended suffrage, equality before the law and religious toleration, ideas expressed in the manifesto "Agreement of the People". A radical group within the New Model Army calls for constitutional reform

1649
1649 17th May

Levellers

Soldier John Church · Burford · Civil War

Church is shot with other Leveller mutineers after the Burford rising, marking the destruction of the Levellers' organised support base within the New Model Army

Editorial provenance

Sources and editorial review

Compiled and edited by World History Database.

Historical context is editorial material; the chronology is generated from World History Database English Civil War records.

Last reviewed: September 2026.

English Heritage · National Army Museum · UK Parliament · Cromwell Museum

Continue exploring

Related English Civil War subjects