1918 United States Senate election in Kansas

1918 United States Senate election in Kansas

November 5, 1918
 
Nominee Arthur Capper William H. Thompson
Party Republican Democratic
Popular vote 281,931 149,300
Percentage 63.69% 33.73%

Results by county
Capper:      40–50%      50–60%      60–70%      70–80%      80–90%
Thompson:      40–50%      50–60%

U.S. senator before election

William H. Thompson
Democratic

Elected U.S. senator

Arthur Capper
Republican

The 1918 United States Senate election in Kansas was held on November 5, 1918. Incumbent Democratic Senator William H. Thompson ran for re-election to a second term in the first popular election for this seat after the ratification of the Seventeenth Amendment. Thompson was challenged by Governor Arthur Capper, the Republican nominee. Amid a nationwide Republican wave, Thompson lost to Capper in a landslide, winning just 34% of the vote to Capper's 64%.