Same-sex marriage

In a tight vote, a majority of Washington voters, 51.8 percent, cast ballots to "allow same-sex couples to marry, preserve domestic partnerships only for seniors, and preserve the right of clergy" to perform and recognize such marriages, according to unofficial results on the Washington secretary of state's website.

Marijuana legalization

A measure that would legalize and regulate the production, possession and distribution of marijuana for people age 21 and older passed, according to CNN projections.

Wyoming

Obamacare

A measure to amend the state constitution to give residents the right to make their own health care decisions passed by a wide margin, according to CNN estimates.