The trade confrontation between the United States and Canada intensified on Monday after President Donald Trump threatened to ban the sale of Canadian‑built Bombardier aircraft in the U.S. market unless production is moved to American soil. The remarks came as Canada prepared a major round of retaliatory tariffs on U.S. goods, signalling a deepening rift between the two long‑standing trading partners. Trump’s warning was issued hours before Canada enacted $20 billion in count