The hundreds of planned events were being billed as nonpartisan, though they sought to build on nearly two years' worth of No Kings marches and demonstrations by people upset with Trump's presidency.
Ever the optimist, Speaker Mike Johnson said he believes Republicans will hold on to their U.S. House majority, defying a surge of Democratic momentum in the final stretch of the midterm elections that will determine control of Congress.
Many of the Democrats' ads accuse Republican opponents of siding with the president over voters, particularly on issues like tariffs and the Iran war, which they blame for jacking up costs.
Sen. Susan Collins, R-Maine, and Democratic challenger Troy Jackson will meet on the debate stage Thursday in one of the nation's most closely watched races during this midterm election cycle.