Historical eventSeptember 201643

First English Civil War

First English Civil War: The First Battle of Newbury was fought in Berkshire; Parliamentarian forces were allowed to pass Royalist troops to retreat the next morning.

Everything on September 20Original source

In context

When
Sunday, September 20 1643383 years ago
Category
Historical eventA dated happening — a battle, treaty, launch, discovery, disaster or decision — recorded on this calendar day.
Era
17th century · 1640s
Recorded from
Wikipedia “On this day” feed

The Gregorian calendar was in use in Catholic Europe from 1582, but Britain and its colonies kept the Julian calendar until 14 September 1752 — sources from those places may date this event 10–11 days earlier.

At a glance

Dates: From 1643.

What happened

First English Civil War: The First Battle of Newbury was fought in Berkshire; Parliamentarian forces were allowed to pass Royalist troops to retreat the next morning.

September 20 through the years

Other entries on the same calendar day, in order.

  1. 1643First English Civil War
  2. 20002000 MI6 attack
  3. 2000Real Irish Republican Army
  4. 2001War on terror
  5. 20032003 Maldives civil unrest
  6. 2007Jena Six
  7. 2008Islamabad Marriott Hotel bombing
  8. 2011Don't ask, don't tell
  9. 2017Hurricane Maria
  10. 2018Sinking of MV Nyerere
  11. 2019September 2019 climate strikes

Also in 1643

  • July 13English Civil WarEnglish Civil War: Royalist forces defeated the Parliamentarians at the Battle of Roundway Down near Devizes, Wiltshire.
  • April 25First English Civil WarFirst English Civil War: Despite being vastly outnumbered, a Parliamentarian force under James Chudleigh defeated a Royalist army near Ok…
  • May 8First English Civil WarFirst English Civil War: The first siege of Wardour Castle ended after six days with the surrender of the Royalist garrison under Lady Bl…
  • July 4First English Civil WarFirst English Civil War: Royalist forces defeated the Parliamentarians at the Battle of Burton Bridge, securing a crossing of the River T…
  • August 24Dutch expedition to ValdiviaA Dutch expedition (depicted) arrived at the mouth of the Valdivia River, in present-day Chile, to establish a new colony in the ruins of…
  • November 24Thirty Years' WarThirty Years' War: Holy Roman Empire, Bavarian and Spanish forces led by Franz von Mercy defeated the French army in Germany led by Marsh…
  • December 13First English Civil WarFirst English Civil War: Roundhead forces under Sir William Waller led a successful surprise attack in Hampshire on a winter garrison of…

Everything we record for 1643 →

Sources

Cite this page

“First English Civil War”, What's On This Date, https://whatsonthisdate.com/app/event/first-english-civil-war-1643-september-20, accessed October 26, 2026.

Cite the underlying source as well — the source links above go to the record this entry is adapted from.

Questions about this entry

When did First English Civil War happen?

September 20 1643 — 383 years ago, on a Sunday.

Where does this text come from?

Wikipedia “On this day” feed. Summaries are short adaptations that link back to the source, not reprints.

How do I cite this page?

Use the ready-made citation near the sources at the bottom of the page, and follow the source link to cite the underlying record as well.

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