Canada invokes treaty with US in push to keep cross-border pipeline open

Canada’s foreign minister, Mélanie Joly. Photograph: Alexis Aubin/AFP/Getty Images

Canada’s foreign minister, Mélanie Joly. Photograph: Alexis Aubin/AFP/Getty Images

source https://www.theguardian.com/world/2022/aug/30/canada-us-pipeline-line-5-treaty