Illinois Governor JB Pritzker humorously proclaimed the renaming of Lake Michigan to "Lake Illinois" and the annexation of Green Bay, Wisconsin, mocking President Trump's renaming of the Gulf of Mexico.

Anticipating a lack of federal funding under the new presidential administration, Illinois has postponed construction in a long-awaited $1.15 billion project to stop the movement of invasive carp up Illinois waterways and into Lake Michigan. A groundbreaking ceremony had originally been scheduled for Tuesday.