Polish politician and historian who was the founder of the Askenazy school and was the first Polish representative at the League of Nations from 1920 until 1923.
He studied law at the Imperial University of Warsaw in the 1880s and worked as a lawyer.
He served as a professor at the University of Lwow from 1902 until 1919.
He grew up in a Polish family in Zawichost.
He was a Polish politician like David Ben-Gurion.