Rubuta ci gaba ga wannan sakin layi - A 1856 Julian ya kasance wakili zuwa taron
a Philadelphia, Pennsylvania, inda Jam'iyyar Republican ta zabi John C. Frémont a matsayin dan takarar shugaban kasa a zaben shugaban kasa na Amurka na 1856. Julian ya yi aiki a matsayin shugaban kwamitin kan kungiyar kasa. A cikin 1860 an zabe shi a matsayin ɗan Republican zuwa Majalisa na talatin da bakwai, kuma ya sake samun nasarar sake zaɓe a majalisun talatin da takwas, talatin da tara, arba'in, da arba'in da ɗaya, yana aiki daga 1861 zuwa 1871. Julian, daga cikin mafi tsattsauran ra'ayi na 'yan Republican na Amurka, ya kasance mai tsattsauran ra'ayi wanda ya zama sananne ga goyon bayansa ga' yancin jama'a, mata masu jefa kuri'a, da kuma gyaran ƙasa. An nada shi a kwamitin majalisa kan filayen jama'a a 1861, ya kuma yi aiki a matsayin shugabanta daga 1863 zuwa 1871. Bugu da ƙari, Julian shi ne shugaban Kuɗin Kuɗi a Ma'aikatar Sojojin Ruwa (Kongres na talatin da tara).