Frederick Henry

Timeline

1. 1625–1630The Hague · South HollandAfter his brother Maurice died in 1625 he became stadtholder, reorganized the military-administrative system and allied with France, laying the groundwork for later offensives against the Spanish Netherlands.
2. 1631–1640Meuse valley · BrabantLaunched the Meuse campaign in the 1630s, capturing successively 's-Hertogenbosch, Venlo, Maastricht and other fortresses, and taking Breda in 1637, significantly weakening Spain's military presence in the Low Countries.