Media election forecasters can only agree on one slot of the Top 12 U.S. Senate seats most likely to change control after the November elections.
At least one other Midwestern state has voted a Democrat into office each of the 15 times Minnesotans have elected a Democratic governor since statehood.
Only three previous major party gubernatorial tickets in history had female nominees for both governor and lieutenant governor; none have reached 40 percent.
Twice as many members of the chamber's Six-Term Club have died in office (four) than lost their party's nomination to a seventh term (two).
More third party and independent candidates have run for Congress in the Beehive State during the last quarter-century (84) than during the previous 93 years (77).
The senior senator from Oklahoma is looking to win a record fifth U.S. Senate election this fall and would become the longest-serving member in the chamber from the Sooner State mid-way through his next term.
At less than four terms, McCarthy has served 423 fewer days in the chamber than any floor leader in U.S. House history and almost 10 years less than the average leader.
A monumental trademark decision Wednesday may put pressure on the president to stop using the "disparaging" name as he has in the past.
Four Republicans have already set state records for low water marks by a sitting GOP U.S. Senator in a primary election - after just eight contests
Cantor is the first Virginia Republican U.S. Representative to lose a renomination bid since 1888 after more than 160 successful attempts and the first to fail from either party in 48 years.
The two-term incumbent sets a new low water mark in primary voter support for a Republican U.S. Senator from South Carolina.
Cantor's loss in the Virginia primary Tuesday is the first failed renomination bid after 54 successful attempts by sitting majority leaders of the nation's lower legislative chamber.
No U.S. Senator in South Carolina history has inspired so many primary challengers as the two-term Republican incumbent this cycle.
Ernst is in a dead heat with Bruce Braley on the heels of setting the mark for the largest victory by a non-incumbent in a contested Iowa Republican U.S. Senate primary.
The 2014 Mississippi Republican U.S. Senate primary is one of just two in state history decided by less than one point by either party.
Despite facing a field that was tied for the largest in party history, Mike Rounds notched the sixth biggest victory margin in a contested Republican South Dakota U.S. Senate primary.
Only one out of 68 Democratic and Republican U.S. Senate primaries has gone to a special nominating convention in Hawkeye State history.
Pennsylvania has been governed by a "Tom" or "Thomas" for nearly 31 years collectively since statehood - more than any other name - and will add to that total in 2015.