This week marks a flashpoint in an escalating and unprecedented fight over redistricting, with the country’s two most populous states taking center stage and control of the US House during the second half of President Donald Trump’s term potentially at stake.

Texas House Democrats confirmed on Monday morning that they are returning to Austin after a two-week standoff with Republicans over proposed congressional maps, potentially clearing the way for Republicans to approve changes that could net Republicans as many as five new House seats next year.