Washington DC, Oct. 24 -- US National Economic Council Director Kevin Hassett on Friday said that President Donald Trump was "very frustrated" with Canada over stalled trade negotiations, attributing the impasse to Ottawa's lack of flexibility and lingering influences from the previous Trudeau administration, hours after Trump abruptly terminated all talks, citing a provocative Canadian ad featuring former President Ronald Reagan.

Hassett noted that Washington's decision to negotiate separately with Mexico reflects broader challenges, not just a single dispute.

"I've been involved in some of these negotiations, and the Canadians have been very difficult to negotiate with. If you look at all the countries around the world that we've made...