One of the first moves after the Russian withdrawal was the refounding of the University of Warsaw and it began operating as a Polish university in November 1915. Saks entered the newly refounded university on this occasion of great rejoicing for all patriotic Poles. Kuratowski tells us in that:
Isa sa mga unang galaw matapos ang Russian withdrawal ay ang refounding ng University of Warsaw at ito ay nagsimulang operating bilang isang Polish unibersidad sa Nobyembre 1915. Prinsipe ipinasok ang bagong refounded unibersidad na ito sa okasyon ng mga dakilang kagalakan para sa lahat ng patriyotiko Poles. Kuratowski Sinasabi sa amin sa: