The history of the Union of Poles in Germany is an object of intensive research carried out by Polish historians. It has resulted in a number of studies, source and popular science publications but in few synthetic works1. The basic facts of the Union’s history are known to historical science. Still, there are many question marks left while stated controversial opinions and conclusions bring about discussions and arguments. Such discussions are specifically contentious when conclusions based on critical analysis of various sources formed by historians collide with conclusions or generalisations made by former Union activists…