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 Results by county McCormick: 40–50% 50–60% 60–70% 70–80% 80–90% Lewis: 40–50% 50–60% 60–70% | |||||||||||||||||
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The1918 United States Senate election in Illinois took place on November 5, 1918.[1]
IncumbentDemocratJ. Hamilton Lewis lost reelection toRepublicanMedill McCormick.
The primaries and general election coincided with those forHouse and those for state elections.[1] The primaries were held September 11, 1918.[1]
This was the first election for this U.S. Senate seat to be held after theSeventeenth Amendment to the United States Constitution went into effect, and was therefore the first time that this seat faced a popular election.
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | James Hamilton Lewis (incumbent) | 169,552 | 81.37 | |
| Democratic | James O. Monroe | 21,288 | 10.22 | |
| Democratic | James Traynor | 17,523 | 8.41 | |
| Total votes | 208,363 | 100 | ||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Republican | Medill McCormick | 192,222 | 44.04 | |
| Republican | William Hale Thompson | 169,552 | 38.85 | |
| Republican | George Edmund Foss | 62,040 | 14.22 | |
| Republican | Patrick H. O'Donnell | 7,535 | 1.73 | |
| Republican | Alfred E. Case | 5,075 | 1.16 | |
| Total votes | 436,424 | 100 | ||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Socialist | William Bross Lloyd | 1,801 | 100 | |
| Total votes | 1,801 | 100 | ||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Republican | Medill McCormick | 479,967 | 50.50 | |
| Democratic | James Hamilton Lewis (incumbent) | 426,943 | 44.92 | |
| Socialist | William Bross Lloyd | 37,167 | 3.91 | |
| Socialist Labor | John M. Francis | 3,268 | 0.34 | |
| Prohibition | Frank B. Vennum | 3,151 | 0.33 | |
| Majority | 53,024 | 5.58 | ||
| Turnout | 950,496 | |||
| Republicangain fromDemocratic | ||||
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