The major parties’ redistricting battle escalated this week, with lawmakers in the country’s two most populous states each taking a notable step toward a new congressional map ahead of the 2026 midterm elections. Texas and California near new partisan voting maps in a battle prompted by Trump California and Texas, the country’s two most populous states, are getting closer to redrawing their congressional districts in a political fight sparked by President Trump. California Democrats are acting in response, aiming to pick up five seats of their own. On Thursday they OK’d a ballot measure to ask their state’s voters to allow new congressional districts. The graphics below compare the 2024 presidential results under the current district lines to what the results would have been under the proposed new maps.