So, with regard to Greenland, he specifically refused to rule out military action [0]. Which in diplomatic protocols comes very darn close to threatening a military attacks.

As far as Canada goes, Trump's national security advisors is on the record [4] saying he doesn't think there's any plans about this. Which is also an extremely uncertain way of talking about military action about your closest neighbor. Trump has repeatedly talked about making Canada the 51st state [1], and called Trudeau a "Governor" [2]. Here's a New York time article summing up the types of threats/attacks Trump made wrt. Canada[3].

[0] https://apnews.com/article/trump-biden-offshore-drilling-gul... [1] https://apnews.com/article/how-canada-could-become-us-state-... [2] https://www.nbcnews.com/politics/donald-trump/trump-mocks-pr... [3] https://www.nytimes.com/2025/03/11/us/politics/canada-trump-... [4] https://www.nbcnews.com/politics/donald-trump/trump-national...