A trade war is escalating with the US banning certain imports from Canada. The ban, effective September 29, includes some dairy products, motorcycles, and most alcoholic beverages. This move follows Canada's retaliatory tariffs on $20 billion in US imports.

The tariffs were imposed after trade talks between the two countries broke down. The US has also taken steps to exclude Canadian products from large government contracts.

Further details on the trade dispute and its implications are available from the source. The situation is being closely watched as it continues to unfold.