The Batenburgers were members of a radical Anabaptist sect led by Jan van Batenburg, that flourished briefly in the 1530s in the aftermath of the Münster Rebellion. They were called Zwaardgeesten (sword-minded) by the nonviolent mainstream Anabaptists. ==Jan van Batenburg== Jan van Batenburg was born around 1495, the illegitimate son of a noblema...