On Feb. 7, Canadians protesting the nation’s cross-border vaccine mandate and other pandemic-related restrictions began a blockade of the Ambassador Bridge, a vital crossing over the Detroit River between the Motor City and Windsor, Ontario. Constructed in 1929, the bridge is a vital trade artery between the two nations with $323 million worth of goods crossing over it each day—over a quarter of the trade between the U.S. and its neighbor to the north.
