He would have been the first openly gay mayor of Los Angeles.

And Providence became the nation's largest city to have an openly gay mayor.

Stewart became the first openly gay elected mayor in NY State history.

On March 10, 2013, she entered the race to become New York City's first female and openly gay mayor.

Among its mayors are the first Cuban mayor and one of the first openly gay mayors.

Portland became the largest U.S. city to have ever elected an openly gay mayor.

With this election, Houston became the largest American city with an openly gay mayor.

Sam Adams, the former mayor of Portland, became the city's first openly gay mayor in 2009.

The city elected its first gay mayor, John Fiore, in 2000.

Wowereit is not the only gay mayor of a large European city.