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1920 Illinois U.S. Senate Election
Illinois · 2 candidates
McKinley +40.0 pts · won by 827,012 votes
William B. McKinleyRepublicanWINNER66.83%
1,381,384 votes
Peter A. WallerDemocratic26.82%
554,372 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).