Great Lakes bind U.S.-Canada trade imperiled by Trump tariffs

AI Summary

The intertwined U.S.-Canada economy on the Great Lakes shipping corridor is disrupted by U.S. tariffs imposed during the trade war, imperiling trade flows that had previously been synchronized. The situation poses risks to regional shipping and economic balance.

Shipping on the Great Lakes has depended on a U.S. economy that moved in lockstep with Canada. A trade war is upending that balance.