In the direct election era, parties in the midst of nine-election winning streaks have gone on to win a 10th consecutive contest in 42 of 47 attempts.
Only one region of the country is regularly seeing both parties win U.S. Senate seats in the vast majority of its states.
GOP U.S. Senators who faced bona fide renomination battles over the last four cycles averaged 74 years of age, were 28 years older than their opponent, and had served 24+ years in the chamber; not so in 2018.
The 32.7 percent won by Hillary Clinton is the second lowest level of support by a Democratic presidential nominee in the state since 1828.
GOP U.S. Senators continue to win renomination, but many state party records are falling each cycle for the worst ever showings by a Republican incumbent.
It has been 30 cycles since the last time multiple former Senators returned to their old job in the same cycle.
Only five out of nearly 200 U.S. Senate vacancies since 1913 were caused by a voluntary resignation that resulted in a change in partisan control of the seat.
Kentucky became the sixth state where O’Malley has eclipsed one percent of the primary vote – all located in the South.
Five states (plus two yet to vote) will keep their perfect records intact for backing the eventual Republican nominee in the modern primary era; two states lost their bellwether status this cycle.
Three states have backed every Republican presidential candidate over the last 15 cycles since 1956 – two vote on Tuesday.