These associations took different names: After the withdrawal of German troops from Warsaw, and Poland regaining independence in 1918, it was decided to merge all four clubs into one, representing University sports within the capital.
During World War II, three athletes of AZS Warsaw, Stanisław Fiedorowicz, Jerzy Koźlicki and Julian Gruner, were among Poles murdered by the Russians in the large Katyn massacre in April–May 1940.
Initially, training sessions took place at the ice rink in Łazienki Park, then at Karowa Street and finally at Dynasy, where hockey players stayed for many years.
In the squad for the European Championships in Vienna in 1927, the formation was once again primarily players from the Warsaw club.
During the war, two players, Edmund Czaplicki and Aleksander Kowalski, were among Poles murdered by the Russians in the large Katyn massacre in April–May 1940.
This was largely due to the presence of Legia Warsaw, which had gathered old representatives around them, and used the fact that it was a military club to attract talented younger players.