An analysis reveals that U.S. cities located in states won by Trump are likely to be the most affected by emerging Canadian tariffs. This situation poses a significant threat to local economies, particularly in border towns like Point Roberts, Washington, which has reported severe business downturns attributed to the trade war. Reports indicate that San Antonio and Detroit are also amongst the cities most at risk. As dual citizens share their experiences, the impact on tourism and local businesses remains a pressing concern, leading many to grapple with the broader implications of international trade tensions.