Leopold Endel-Ragis (1894–1943) was soldier of the Polish Legions in World War I and the Austro-Hungarian Army, and colonel of infantry of the Polish Army in the Second Polish Republic (1918–1939). He fought in World War I, Polish–Soviet War and the Invasion of Poland, and was a member of the Home Army. Endel-Ragis (nom de guerre Slaski) was born on November 11, 1894, in Żółkiew, Austrian Galicia (currently Zhovkva, Ukraine). He attended a high school in Lwów, joining the Riflemen's Association Strzelec. In 1912, he completed an officer course there, and before the outbreak of World War I join