Ignacy Mościcki

President of Second Polish Republic

1 December 1867 Mierzanowo, Congress Poland, Russian Empire

2 October 1946(1946-10-02) (78) Versoix, Switzerland

4 June 1926 – 30 September 1939

Polish politician; President of Poland (1926-1939) Ignacy Mościcki (Polish pronunciation:  ; 1 December 1867 – 2 October 1946) was a Polish chemist, politician, and President of Poland from 1926 to 1939. He was the longest serving President in Poland's history. He was serving as the president of Poland when Germany invaded the country on 1 September 1939, starting World War II.