In February 1918, he was released from the internment camp in Beniaminów and joined the Polnische Wehrmacht.
Stefan Edberg | Stefan Sagmeister | Stefan Lazarević | Stefan Zweig | Stefan Raab | Stefan Heym | Ştefan Voitec | Stefan Dennis | Stefan Żeromski | Stefan Wyszyński | Stefan Nemanja | Stefan Karlsson | Stefan Brockhoff | Stefan Aust | Adam Stefan Sapieha | Stefan Weisman | Ştefan Vodă | Stefan Skarbek | Stefan Simonsson | Stefan Olsson | Stefan Lorant | Stefan Lochner | Stefan Heidemann | Stefan Guzy | Stefan Gryff | Stefan Grossman | Stefan Everts | Stefan Danailov | Tadeusz Stefan Zieliński | Sveti Stefan |
When in April 1941 Soviet NKVD arrested the commander of the ZWP in the Vilnius region, general Nikodem Sulik, it was Krzyżanowski who de facto replaced him, and his position was officially confirmed by general Stefan Rowecki in August.