The unit was formed on the orders of the underground Underground Slovak National Council in 1943."Udział Słowaków w Powstaniu Warszawskim" (in Polish) (The Participation of Slovaks in the Warsaw Uprising), Polonus Initially the unit had around 57 soldiers: 28 Slovaks, around 11 Poles, 6 Georgians, 4 French, 3 Hungarians, 2 Armenians, 1 Ukrainian, 1 Czech and 1 Azeri. As such it was the most international unit that fought for the Polish anti-Nazi resistance and in the Warsaw Uprising.
