"We in California will continue to do what's right for our residents," said Democratic senator Scott Wiener.
The findings of a recent poll suggest many Californians disagree with Governor Jerry Brown's 'sanctuary' law.
Trump and Sessions have had a strained relationship for some time.
Lawmakers from the state said the attorney general is further dividing America.
California Governor Jerry Brown challenged the Trump administration's assault on immigrants by pardoning two Cambodian men facing deportation because of criminal charges.
An evacuation order was issued Sunday as the blaze continued to move west.
The Democrat shot down Senate Bill 149 on Sunday.
Jerry Brown suggested intelligence should be the litmus test for California lawmakers.
The Terminator star warned Trump: "One man can't go back in time," joking "Only I can do that."
Environmental policy wonks facing federal cuts are being recruited to come to California, whose ecological efforts stand in stark contrast to Trump priorities.
The case of Brock Turner at Stanford has become the focal point of growing international outrage over campus rape.
Mississippi's "religious freedom" law, a look at Jerry Brown's career, how Ted Cruz could become president and more in this week's top political stories.
The state is now moving to stop a methane gas leak that began October 23 in a Los Angeles neighborhood.
The new measure requires certain BB and pellet guns to come with bright markings.
California Governor Jerry Brown has registered to vote everyone with a driver's license.
The law becomes effective on Jan. 1.
Patients must request the drugs three times and must sign a form two days before taking the terminal pills.
Governor Jerry Brown signed two bills intended to address police violence, in response to a yearlong pattern of killings across the nation.
The oil spill is the largest to hit the local coastline in nearly two decades.