The movement has organized under the hashtags #buildtheresistance and #50501, which stands for 50 protests, 50 states, one day. Many of the protests are planned at state capitols, with some in other cities.

Democracy is not a spectator sport! Do something,” said a sign held aloft by one demonstrator in Philadelphia.

A movement to oppose President Donald Trump organized under the hashtags #buildtheresistance and #50501, which stands for 50 protests, 50 states, is looking to spark nationwide protests on Wednesday.