Indiana/Illinois
The eastern border is Lake Michigan. The northern border is Lake Superior and Northern Michigan. The western border is the Saint Croix River and Mississippi River. The southern border is Illinois.
Wisconsin, Michigan, Illinois, and Indiana border Lake Michigan.
Michigan, Illinois, Wisconsin, and Indiana border Lake Michigan.
Indiana & Illinois do literally border the Ohio river along the natural low water line on the right bank & they include parts of lake Michigan within their borders as well yet it would be technically inaccurate to say they border lake Michigan even as they border each other within it
Lake Michigan is bounded, from west to east, by the U.S. states of Wisconsin, Illinois, Indiana, and Michigan.
Lake Michigan
Lake Michigan is the only lake, of the Great Lakes, that doesn't border or belong to Canada.
Michigan & Wisconsin
The boarders of Ohio is Michigan,West Virginia,Indiana and Penssivania
Illinois
The only states sharing a border with Canada in Lake Superior are Minnesota and Michigan. Wisconsin does not share a border with Canada, because the borders of Minnesota and Michigan converge south of the International Border.
Lake Michigan, Lake Superior, and Lake Erie all border U.S. states.