Career
She was pointed out as a political participator on the side of Lübeck in the propaganda of the war. She became the lover of Marcus Meyer, with whom she corresponded when he left to participate in the war. During Meyer"s siege of Varberg Fortress in 1535, she sent him a letter, which was taken by the King of Denmark and used as propaganda material.
This letter was used to point out Willeken as a major instigator and political participator of the war.
She was pointed out as the main force behind the decision of the Lübeck mayor, Jürgen Wullenwever, to declare war on Holstein.