President Donald Trump's team is trying to push his giant Triumphal Arch through the approval process by arguing for a new interpretation of a long-standing Washington, D.C., law that limits the heights of buildings.

The law, called the Community Trust Act, curtails jails and law enforcement in the state from cooperating with U.S. Immigration and Customs Enforcement.

The Trump administration reversed decades of longstanding environmental law protecting endangered species on Friday, opening up sensitive habitats of those protected species to drilling, mining, farming and real estate development.

The rule change ends a safeguard that had been in place for 50 years and could hasten the demise of imperiled animals.

Donald Trump claims to have a trick up his sleeve to upend birthright citizenship—though his plan to do so would most likely run afoul of the law. The president downplayed the Supreme Court decision Tuesday that killed his attempts to rewrite the Fourteenth Amendment,

The changes range from regulations for massive data centers and renaming Palm Beach International Airport to prohibiting local rules on gas-powered leaf blowers.