28 septembrie: Ziua în care Germania și URSS au împărțit Polonia. Varșovia a rămas sub cizma nazistă până în 1945

On September 28, significant historical events occurred, including the signing of the German-Soviet Treaty and the capitulation of Warsaw in 1939. Alexander Fleming discovered penicillin in 1928, and Vasile Pârvan, a notable Romanian historian, was born in 1882. Brigitte Bardot, a famous French actress, was born in 1934, and Pope John Paul I passed away in 1978 after a brief papacy.