Siege of Douai – War of the Spanish Succession - Old Battle map by Rapin 1743

Siege of Douai – War of the Spanish Succession – Rapin 1743. Mapmaker – Paul de Rapin de Thoyras / Nicholas Tindal Douai was a key stronghold on theRiver Scarpe, forming part of France’s defensive network known as the“frontière de fer” (iron border) — a double line of heavily fortified towns designed to protect northern France and the approaches to Paris.

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