City of the Rochefort Naval Arsenal

Timeline

1. 1641–1645Charente estuary · Charente-MaritimeThe French crown strengthened naval ports such as Brest and Toulon during the Thirty Years' War while surveying alternative Atlantic coastal bases; the Charente estuary drew naval staff attention for its deep anchorage and timber supply.
2. 1646–1650Rochefort · Charente-MaritimeThe town of Rochefort on the Charente had small shipyards and a maritime community by the 1640s, and surrounding forests supplied oak for shipbuilding, laying the material and geographic foundation for the later royal arsenal built under Colbert.