WASHINGTON — The Trump administration on Thursday sued California over its new redistricting maps after a ballot measure adopting new congressional districts passed last week, according to documents filed in federal court.

The measure could give the Democratic-led U.S. state five more seats in the U.S. House of Representatives and was aimed as a counterweight to Republican efforts to give their party more congressional seats in Texas and elsewhere amid a push by Trump.

The Justice Department intervened as a plaintiff in a Nov. 5 lawsuit by the California Republican Party and 19 registered voters in the state. The case challenges California’s ballot initiative Prop. 50, which passed earlier this month. The measure was a response to Republican-led Texas redrawing its congressional map.

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