where was Michigan-born anarchist Leon born
Synopsis. Leon Frank Czolgosz was born in 1873 in Detroit, Michigan. He came from a poor immigrant family and started working when he was only 10, later suffering a mental breakdown. In September 1901, he shot President William McKinley with a concealed revolver at the Pan-American Exposition.arly Life. Born in 1873 in Detroit, Michigan, Leon Frank Czolgosz was the assassin of President William McKinley. He grew up poor as one of seven children born to immigrant parents. Czolgosz moved around a lot with his family between different Midwestern cities.