Kammala wannan jumla: Liebel ya kasance wakili a majalisa biyar na Democratic National Convention. Na farko, yayin da magajin garin Erie, shi ne 1908 Democratic National Convention wanda ya biyo bayan 1912, da kuma 1916 Convention a matsayin memba na Majalisar Wakilan Amurka. Ya ci gaba da halartar Tarurrukan a matsayin wakili bayan ya bar zaɓaɓɓen ofishin, halartar taron
Taron gunduma da aka yi a shekara ta 1920 da kuma 1924.