Republican candidate Mark Kirk won by a landslide over Alexi Giannoulias of the Demcrats at the 2010 United States Senate elections in Illinois, the last Republican to win in Illinois as of 2020.
Republican candidate Mark Kirk won by a landslide over Alexi Giannoulias of the Demcrats at the 2010 United States Senate elections in Illinois, the last Republican to win in Illinois as of 2020.