 It voted solidly Democratic until Warren G. Harding carried the county in his record 1920 landslide.It voted Republican again in Herbert Hoover’s landslide of 1920 and 1928, but otherwise was firmly Democratic until World War II, when opposition to US involvement turned the county to Wendell Willkie and then Thomas E. Dewey.Between 1948 and 2004, Jersey County became something of a bellwether county, voting for every winning Presidential candidate except in the Catholicism-influenced 1960 election, and that of 1988 which was heavily influenced by a major Midwestern drought.