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Battle of Atoleiros 1384

Battle of Atoleiros: Batalha dos Atoleiros, Pátio dos Canhões, Museu Militar de Lisboa - Image 207315
Image: Vitor Pereira (?), Public domain, via Wikimedia Commons

Recorded location from Wikidata; battle sites are often approximate.

Key facts

Year1384Wikidata P585 (point in time)
EraMedieval (500–1499)derived from year
LocationPortugalNatural Earth (modern borders)
ContinentEuropeNatural Earth
War / conflict1383–1385 Portuguese InterregnumWikidata P361
ParticipantsCrown of Castile, Kingdom of PortugalWikidata P710
Coordinates39.0210, -7.6260Wikidata P625

About the battle

The Battle of Atoleiros (Portuguese pronunciation: [ɐtuˈlɐjɾuʃ]) took place on 6 April 1384, between a Portuguese force and a punitive expedition from Castile sent by John I. The battle took place near the population centre of Fronteira in Alentejo. It was the first major battle of the 1383–1385 Crisis.

Nuno Álvares Pereira had been chosen to protect the frontier in this area, amid fear that a Castilian force could enter Portugal here. He left Lisbon with 1,000 infantry, adding to the strength of his forces on his way to Atoleiros. The Castilian army consisted of some 5,000 men, mostly cavalry, which was besieging the village of Fronteira. As Pereira approached, the Castilians sent an emissary to him, attempting to persuade him to retire. He refused, and the Castilians advanced to meet him, lifting the siege. The Portuguese formed a defensive square. In the short battle that followed, the Castilian cavalry was unable to break the Portuguese formation, suffering heavy losses. The Portuguese suffered none, and the Castilians withdrew.

The battle of Atoleiros represents the first effective use of “square tactics” on the battleground.

Text adapted from the Wikipedia article Battle of Atoleiros (revision 1370432700), licensed under CC BY-SA 4.0. Changes: excerpted from the article lead section; shortened by selecting paragraphs and trimming at a sentence boundary; formatting and citations removed. No text added.

Location

39.0210, -7.6260 · Portugal

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Nearby battles

Other battles of the 1383–1385 Portuguese Interregnum

All 4 battles of the 1383–1385 Portuguese Interregnum →

Browse more: battles in Portugal · Europe · Medieval battles

Further reading