Mezue ahịrịokwu na-esonụ: N'afọ 1910, ọ gbara ọsọ maka onye na-echekwa ego steeti megide onye Republican Gunder Olson na Septemba a họpụtara ya dịka osote onye isi oche nke ndị otu Democratic steeti, mana e meriri ya. Mgbe onye bụbu onye isi oche Commission Arthur LeSueur gbara arụkwaghịm na Mee 17, 1911, emere ntuli aka pụrụ iche na June 6, nke Halvorson jiri obere mmeri merie Dorr H. Carroll na Peter Vandenoever na votu 232 megide votu 196 na 94. Na 1912, 1914, na 1918, Halvorson gbara ọsọ maka mpaghara ụlọ nke atọ nke North Dakota, mana ọ tụfuru oge ọ bụla na ngosipụta kachasị mma ya bụ 31.16%. O jere ozi dị ka onye nnọchianya na
1916 Democratic National Convention ma nye onye isi ala Woodrow Wilson nkwado ya.