Arizona's Rep. Blackman supports the Resolution Copper project, hoping to boost the economy with high-wage mining jobs.

(Reuters) -U.S. President Donald Trump on Tuesday blasted an appeal court's decision to temporarily block federal officials ...

A U.S. district judge has denied a request by a Native American tribe and environmentalists to stop the federal government ...

The mining giant has taken its lobbying efforts to Washington DC after a US appeals court temporarily blocks the Trump administration from handing a sacred tribal site over to Resolution Copper.

A U.S. appeals court has put the brakes on the transfer of federal forest land in Arizona to a company that plans to mine one ...

Hours before a disputed land swap was to take effect, an appeals court halted the process, giving copper mine opponents more ...

A federal land swap will have to wait as another legal challenge to a controversial Arizona copper mine makes its way through ...

Arizona tribal leaders reacted angrily after President Donald Trump said their opposition to a copper mine was un-American.

President Trump signaled support for a giant copper mine in Arizona following a meeting with the heads of two of the world’s ...

Two of the world's largest mining firms, Rio Tinto and BHP have been trying to develop Resolution Copper for roughly two ...

Arizona is the nation’s largest producer of copper, an essential component in the electricification of cars and household appliances, as well as renewable power sources.