Of the 72 people who've been nominated for vice president on a major-party (or significant third-party) ticket since 1868, most have served in one or both houses of Congress or been a state governor.
The 700+ unpledged party leaders and elected officials are mostly white, mostly men and mostly Hillary Clinton supporters.
In 11 of the 18 conventions since the Civil War that went more than one ballot, the first-ballot leader ended up losing the nomination to someone else.
By design, wealthier Americans pay most of the nation’s total individual income taxes.
The cost of living can vary widely not just from state to state but within individual states, which can make setting an appropriate minimum wage more difficult.
The hundreds of exemptions, deductions and other breaks embedded in the tax code will cost the federal government more than $1.3 trillion this fiscal year.
Five facts about Twitter, as the microblogging platform marks its 10th anniversary.
Both major U.S. political parties have a long history of splits, splinters and other schisms.
So far this year, Republican primaries are experiencing record turnouts, much as voting in Democratic primaries surged in 2008. But the longer-term trend in primary turnout has been down.
If Senate Republicans stick with their declared intention to not consider anyone President Obama might nominate to replace Antonin Scalia, his seat on the Supreme Court likely would remain vacant for a year or more. That would be the longest vacancy on the court for nearly five decades, but by no means the longest ever in U.S. history. In fact, for much of the 19th century it was not uncommon for Supreme Court seats to be unoccupied for months – or, in a few cases, years – at a time.