President Donald Trump’s demand that Republican-led states redraw their congressional maps to help his party retain control of Congress in November’s midterm elections has triggered a national battle over redistricting.
The fight began last July when Republicans in Texas, the most populous Republican-led state, heeded Trump’s call to pass a new map aimed at flipping five Democrat-held seats in the House.
California, the biggest Democrat-led state, responded with its own redistricting effort. Other states, led both by Republicans and Democrats, followed suit.
Thus far, Republicans have passed maps increasing their advantage in 13 seats across five states, while Democrats have gained an edge in 10 seats across three states, though some of the new maps could still fall to legal challenges.
The U.S. Supreme Court’s April 29 landmark voting rights decision could prompt several more Republican states to pursue new maps ahead of November, as well.
Republicans won a House majority in 2024 by a margin of only three seats, so every district could prove pivotal. Here is how the conflict is unfolding across the country:
