The period between 2018 and 2022, sometimes referred to as "the rainbow wave," featured an unprecedented increase in LGBTQ candidates elected to office. Pete Buttigieg's rise from mayor of South Bend, Indiana, to U.S. secretary of transportation with a 2020 bid for president in between sparked a national dialogue about whether gay candidates no longer faced an electoral penalty at the ballot box.

The period between 2018 and 2022, sometimes referred to as "the rainbow wave," featured an unprecedented increase in LGBTQ candidates elected to office. Pete Buttigieg's rise from mayor of South Bend, Indiana, to U.S. secretary of transportation with a 2020 bid for president in between sparked a national dialogue about whether gay candidates no longer faced an electoral penalty at the ballot box.