Beauregard (Thionville-Beauregard) is a place, that after the Versailles Treaty belonged to France and was situated in the administrative region Moselle.
Beauregard (Thionville-Beauregard) was formerly part of the German Empire. In the German Empire, the place was called Burggarten (Diedenhofen-Burggarten). The place is now called NN and belongs to France.