The Arizona law allows local police to enforce federal immigration laws, but no departments have been doing so.

A lawsuit seeking to halt Arizona's implementation of a voter-passed ballot measure that makes it a state crime to enter the country illegally has hit a wall, with the plaintiffs filing to voluntarily ...

The ACLU filed a lawsuit to block Proposition 314's immigration enforcement provision from taking effect in Arizona after ...

The ACLU has voluntarily dismissed its lawsuit challenging a provision of Arizona's Proposition 314. Proposition 314 gives state and local authorities expanded powers to enforce immigration laws. A ...

The American Civil Liberties Union is dropping its bid to block enforcement of a new law that lets state and local police arrest some border crossers.