A serious hurdle for Libertarians and other minor parties is a patchwork of rules and laws nationwide governing access to ballots.
By Ann Sanner, Associated Press
The Libertarian Party has nominated former New Mexico Gov. Gary Johnson as its presidential candidate just as it did in 2012.
By Terry Spencer, Associated Press
Romney and 'Teavangelicals': Gaining Trust with Conservative Voters…
The United States is home to more than 54 political parties -- 37 of which have had candidates run for the presidency.
By Kristina Nwazota and PBS NewsHour
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