President Trump's endorsements in the 2026 midterm cycle have focused on clearing Republican primary fields earlier than in prior cycles, with a record number issued and strong backing for incumbents in safer seats. Endorsed candidates have won 97 percent of completed primaries so far, including high-profile retribution races against critics such as Thomas Massie in Kentucky and others in Indiana and Louisiana. Recent tests include the South Carolina Senate special election runoff on August 25 and ongoing contests in Texas and Alabama, where support for candidates like Ken Paxton or Barry Moore signals continued influence over nominee selection ahead of November. These patterns reflect strategic coordination with party committees to shape the congressional map.