Attorney General Rob Bonta said he would defend birthright citizenship following an executive order by President Donald Trump, as California officials gear up for what is expected to be many legal challenges involving the new administration.

Hours before a Trump administration directive was set to freeze an estimated trillions in federal assistance, California Attorney General Rob Bonta announced Tuesday that he is among a coalition filing a lawsuit to halt the freeze.

California Attorney General Rob Bonta and the Attorneys General of six other states sued to stop the Trump Administration's pausing of federal funds.