Historical Events
Wallenstein Supreme Commander
Apr 7 Albrecht von Wallenstein appointed German supreme commander by Holy Roman Emperor Ferdinand II
Stadtholder Frederick Henry
Apr 23 Prince Frederick Henry appointed Stadtholder of Holland, Zeeland, Utrecht, Guelders, and Overijssel
Famous Weddings
Frederick Henry
Apr 4 Viceroy Frederick Henry marries Amalia countess von Solms-Braunfels