September 10, 1627 – October 28, 1628

Richelieu besieges La Rochelle and crushes the Huguenots' military power

Royal forces besiege the Huguenot stronghold of La Rochelle from August 1627 until it surrenders on 28 October 1628, despite three failed English relief expeditions. Its population falls from about 27,000 to 5,000.