Explained: Democrats win the Arizona House, Senate and governor’s office for the first time since 1966

Democrats won control of both the Arizona House and Senate and retained the governor's office, their first trifecta in the state since 1966

trifecta

A political term for one party controlling both legislative chambers and the governorship

legislative chambers

The two houses of a state legislature, typically a House and a Senate

National Council of State Legislatures

An organization that tracks and analyzes state legislative data and election outcomes