There is no credible evidence that former President Trump refused to continue trade talks with Canada due to taxes on his oligarchs.
Trump is now REFUSING to continue trade talks with Canada after learning that we tax his oligarchs.

FactVerify
Source: factverify.com
What the Evidence Shows
The claim that Trump is refusing to continue trade talks with Canada after learning that Canada taxes his oligarchs is not supported by any credible sources or evidence. First, the term 'oligarchs' typically refers to wealthy business magnates, often in the context of Russia or other countries with concentrated economic power, and there is no public record of Trump having 'oligarchs' associated with him in Canada or elsewhere.
Second, trade negotiations between the U.S. And Canada have been ongoing and involve multiple administrations and officials; there is no verified report that Trump personally halted talks for this reason. Third, tax policies in Canada apply broadly and are publicly known; there is no indication that specific taxation on any individuals linked to Trump influenced trade discussions. Given the lack of evidence and the implausibility of the scenario, the claim appears to be false.