The 2023 agreement from the Biden administration, a memorandum of understanding with the tribes that brokered a 10-year truce in the legal battles, committed $300 million to Washington, Oregon and the tribes to restore the wild salmon population. The Biden administration allocated another $60 million to the effort last year.

U.S. District Judge Denise Casper in Boston issued a preliminary injunction at the behest of 19 Democratic-led states.