For too long, Congress has delegated its clear authority to regulate interstate and foreign commerce to the executive branch," Grassley said.

If Trump allies in the Senate get their way, this could make it much harder for states, nonprofits and individuals to resist ...

Senators have introduced bipartisan legislation to grant Congress more power over instituting tariffs on other countries ...

U.S. Sen. Chuck Grassley is set to play a top role as the Senate Judiciary Committee chair in hearings next week on courts ...