Whakaotihia te rerenga e whai ake nei: I te tau 1910, i whakataetae ia mo te kaitiaki putea a te kawanatanga ki te Republican Gunder Olson i te marama o Hepetema i whakaingoatia hei tumuaki tuarua mo te roopu Democratic, engari i hinga. Whai muri i te wehenga atu o te Perehitini o te Komihana o mua a Arthur LeSueur i te Mei 17, 1911, i whakahaerehia he pooti motuhake i te Pipiri 6, i reira i hinga ai a Halvorson i a Dorr H. Carroll me Peter Vandenoever me nga pooti 232 ki te 196 me nga pooti 94. I te 1912, 1914, me te 1918, i rere a Halvorson mo te rohe tuatoru o North Dakota, engari i ngaro ia wa me tana whakaaturanga pai ko te 31.16%. I mahi ia hei karere ki te
1916 Democratic National Convention a ka hoatu tana tautoko ki te Perehitini o Woodrow Wilson.