About $9.7 million poured into state-level political campaigns in 2015, but a ballot measure aimed at legalizing marijuana use for adults accounted for almost $1.1 million of that figure, outraising every other campaign committee during the non-election year.

Travel records show House Speaker David Gowan didn’t start traveling the state until after a U.S. Supreme Court ruling in June 2015 left Arizona’s congressional district boundary map in place and set the stage for the 2016 election.

The House has initially approved a measure that would shield nonprofits from releasing the names of donors even when they engage in lobbying and educating voters on ballot measures.

Democratic Rep. Victoria Steele of Tucson has resigned her seat in the Arizona House of Representatives as she prepares to hit the campaign trail for Congress full-time.

A five-year saga over the identity of the contributors who funded a Democratic campaign group’s ads against Tom Horne in the 2010 attorney general’s race ended on Monday after the group disclosed its contributors to the Secretary of State’s Office.

Former Massachusetts governor and 2012 Republican presidential nominee Mitt Romney will headline a campaign rally for his former GOP primary rival, U.S. Sen. John McCain.

It’s back to the drawing board for the Republicans in Arizona’s 9th Congressional District after former GoDaddy executive and 2014 gubernatorial hopeful Christine Jones decided against a run for Congress.

Vermont Sen. Bernie Sanders has netted his first endorsement from a member of Congress in his effort to best former Secretary of State Hillary Clinton and win the Democratic nomination for president.

Rep. Rick Gray, R-Sun City, is running for a seat on the Arizona Corporation Commission. Gray filed paperwork today to run for the office.

Kelli Ward knows she has an uphill battle ahead of her in her bid to wrest the Republican nomination from U.S. Sen. John McCain. But as the two-term state senator launched her campaign in her hometown of Lake Havasu City, Ward was confident, comparing the race to the tale of David and Goliath.