States that have a history of flipping red or blue depending on an election are considered battleground or swing states.

The map will be updated as soon as the election results are out. This Red and Blue States Map represents the results as of ...

Map of election results. Use arrow keys to move around the map. Press Enter to view state-level map. Counties are colored red or blue when the % expected vote reporting reaches a set threshold.

Swing states are key to winning presidential elections ... Red states, such as Texas, Alabama, and Idaho, are Republican strongholds, while California, New York, and Illinois are blue states ...

It all goes back to the 2000 presidential election between Democrat Al Gore and Republican George W Bush. The contest wasn't settled on election night ...