Arizona’s newest Senator Ruben Gallego has a history as a progressive firebrand. But, his first moves as a sitting senator have the progressive left up in arms.

Arizona Attorney General Kris Mayes announced that she and other attorneys general are filing a lawsuit to stop the Trump administration's federal spending freeze.

Arizona has joined a lawsuit aimed at making sure the Trump administration's federal grants pause plan never comes to light.

Down-ballot, Democratic candidates in statewide contests consistently won more votes than the top of the ticket, allowing Democrats to eke out U.S. Senate wins in Nevada, Michigan, Wisconsin and Arizona, and heralding the return of ticket-splitting, a phenomenon that had largely vanished in recent elections — until 2024.

Arizona Democrats were ready to fight Donald Trump on immigration. Now they find their own senators siding with Republicans.

WASHINGTON, D.C., USA — U.S. Sen. Ruben Gallego said Friday he will not support confirming President Donald Trump's pick to lead to U.S. Department of Defense. Senators are expected to vote today on Pete Hegseth’s nomination as defense secretary and Arizona's Democratic senator said he has no intention of confirming the nominee.

Sen. Ruben Gallego of Arizona is giving mixed reviews to President Donald Trump’s border security policy rollout.

Ruben Gallego didn’t run to be the next John McCain or Kyrsten Sinema — a new party-crossing maverick senator from Arizona. But that’s exactly how he’s starting out. Just days into his ...

In backing the Laken Riley Act, the Arizona senator said he's breaking with a party that's “largely out of touch with where your average Latino is.”

Arizona Attorney General Kris Mayes announced that she and other attorneys general are filing a lawsuit to stop the Trump administration's federal spending freeze.

Trump puts a temporary freeze on federal grants and loans, and Democrats are treating it like Armageddon. Is every day going to be like this?

Senate Democrats on Tuesday voted to filibuster a GOP-led bill to sanction International Criminal Court officials.