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BATTLE // September 12, 1793

Battle of Avesnes-le-Sec

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Overview

The Battle of Avesnes-le-Sec was a military action during the Flanders Campaign of the French Revolutionary Wars, between French forces under General Nicolas Declaye, and Imperial Austrian forces under Prince of Hohenlohe-Kirchberg. The Austrian cavalrymen made an overwhelming charge against the French and severely defeated them.

Overview adapted from Wikipedia, licensed under CC BY-SA 4.0.

Significance

Avesnes-le-Sec formed part of the broader Flanders Campaign of 1793, a period during which Austrian forces pressed French Revolutionary armies across the northern frontier. The engagement ended in a severe French defeat, with French casualties reaching approximately 2,000 — nearly half of Declaye's force. The action demonstrated the continued effectiveness of Austrian cavalry against French formations during this early phase of the War of the First Coalition, when Revolutionary armies had yet to consolidate the organizational and tactical reforms that would later stabilize their performance in Flanders.

Tactics

The Austrian under Prince of Hohenlohe-Kirchberg executed an overwhelming charge against the French forces, delivering the decisive blow of the engagement. No further tactical detail regarding French dispositions, terrain use, or the sequence of the action is recorded in the available source.

Forces & casualties

Troop strength

  • Austria2,000
    medium
  • France4,663
    medium

France fielded a 2.3 : 1 numerical advantage

Casualties

  • France2,000
    medium43% loss rate

Commanders (3)

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Last verified June 2026
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