The Phoenix Union High School District declared itself on Friday a "safe zone" for all students "regardless of citizenship status."

The state is asking the court to maintain rules requiring public water systems to test for common household chemicals in water supplies.

A new report has found that Texas, Wyoming and Mississippi have made the most progress in achieving racial equality since the Civil Rights Movement, while the District of Columbia, Iowa and

Nikki Haley wins District of Columbia’s GOP primary ... of migrants have been sent to the nation's capital from Texas and Arizona over the last several months. Buses are going to New York ...

American Airlines and JetBlue agree to pay nearly $2M in legal fees to six US states after losing a lawsuit over the now-blocked Northeast Alliance partnership.

Until the order, which Trump signed the same day he was inaugurated as the 47th president, the U.S. government has, at least the late 1800s, considered the child of any immigrant born on U.S. soil an automatic citizen, even to a mother in the United States illegally.

Coughenour began blistering him with questions, calling the executive order “blatantly unconstitutional.” Coughenour went on to temporarily block it pending further arguments. Here are some things to know about the decision and the lawsuits challenging Trump's order.

Attorneys general from 22 states have sued to block President Donald Trump’s move to end a century-old immigration policy known as birthright citizenship guaranteeing that U.S.

U.S. District Judge John C. Coughenour ruled in the case brought by the states of Washington, Arizona, Illinois and Oregon, which argue the 14th Amendment and Supreme Court case law have cemented birthright citizenship.

The judge in Arizona's multistate lawsuit against President Donald Trump's effort to end birthright citizenship issued a temporary restraining order.

Arizona Attorney General Kris Mayes will join a lawsuit challenging President Donald Trump's executive order ending birthright citizenship.

Arizona was among 22 states that asked federal courts Tuesday to block President Donald Trump’s order ending birthright citizenship for children of undocumented immigrants.