It’s unclear how effective the advertising and mobilization blitz will be in the short run — Democrats are only expecting a few defections on the impeachment vote. And in the long run, it seems unlikely that Republicans will retake the House next year, unless the party figures out a way to win back suburban voters.

Still, Jenny Beth Martin, a co-founder of Tea Party Patriots, insisted that the coalition, which she called “Fight Impeachment Now,” could serve as “a force multiplier for the members of Congress fighting against impeachment.” Some of the biggest names in conservative circles have signed on — FreedomWorks, American Conservative Union, Heritage Action, Presidential Coalition and America First Policies.

Even the Club for Growth, a national network of 250,000 pro-growth, limited government Americans which opposed Trump’s 2016 campaign, has aired TV ads in nine of the 31 districts and used targeted digital campaigns to both oppose impeachment as well as push for censure of House Intelligence Committee Chairman Adam Schiff (D-Calif.), who led the initial Ukraine investigation.