# Canonical recap data for Peterloo Massacre (1819)
# Source: https://recap.at/1819/peterloo-massacre
# Format: YAML 1.2 (UTF-8). Generated at request time.
slug: peterloo-massacre
canonicalUrl: "https://recap.at/1819/peterloo-massacre"
title: Peterloo Massacre
subtitle: British cavalry charged into a peaceful parliamentary reform rally, killing 18 and crystallizing working-class political consciousness and labor activism.
recapType: global_event
eventStatus: concluded
startDate: 1819-08-16
datePrecision: day
year: 1819
decade: 1810
country:
name: United Kingdom
slug: united-kingdom
summaryShort: The Peterloo Massacre took place at St Peter's Field, Manchester, England, on Monday 16 August 1819. Eighteen people were killed and 400–700 were injured when the cavalry of the Yeomen charged into a crowd of around 60,000 people who had gathered to demand the reform of parliamentary representation.
summaryLong: The Peterloo Massacre took place at St Peter's Field, Manchester, England, on Monday 16 August 1819. Eighteen people were killed and 400–700 were injured when the cavalry of the Yeomen charged into a crowd of around 60,000 people who had gathered to demand the reform of parliamentary representation.
heroImageUrl: "https://upload.wikimedia.org/wikipedia/commons/thumb/9/98/Peterloo_Massacre.png/1280px-Peterloo_Massacre.png"
heroImageCredit: Wikipedia · "Peterloo Massacre"
importance: 76
sourceConfidence: 75
keyFacts: []
timeline: []
sources:
- url: "https://en.wikipedia.org/wiki/Peterloo_Massacre"
  title: Peterloo Massacre
  provider: Wikipedia
related: []
categories:
- protest
- disaster
metaDescription: The Peterloo Massacre took place at St Peter's Field, Manchester, England, on Monday 16 August 1819. Eighteen people were killed and 400–700 were injured when t
wikidataQid: Q876357
archiveSnapshots:
- url: "https://web.archive.org/web/20260630141600/https://en.wikipedia.org/wiki/Peterloo_Massacre"
  capturedAt: 2026-06-30
  label: Peterloo Massacre
  originalUrl: "https://en.wikipedia.org/wiki/Peterloo_Massacre"
