text: The villages Aalten , Dinxperlo and Winterswijk included the Fiefdom of Bredevoort when it became a part of Aalten in 1818 .
simplified: Bredevoort is a small town of about 1600 inhabitants , located in the municipality of Aalten , in the region of Achterhoek in the Netherlands . It is situated between the towns of Aalten and Winterswijk .