Tuhia tētahi tohutoro mō tēnei wāhanga - I haere a Olson ki ngā kura tūmatanui, ā, i puta ia i te Kura Tuarua o Willmar i te tau 1948. I ahuwhenua ia i waenga i te 1948 me te 1955, a he kaihoko inihua ia mai i te 1955 ki te 1962. I kaha ia ki te Minnesota Democratic-Farmer-Labor Party mai i te 1952 ki te 1962, e mahi ana hei tiamana rohe mo nga tau e wha. He mema ia ki te Democratic National Convention i te tau 1960, 1964 me te tau 1968
He aha?