Question: Who suggested that the Free Trade Agreement amounted to an American takeover of Canada?
Sentence: In the 1988 federal election, the Liberals asserted that the proposed Free Trade Agreement amounted to an American takeover of Canada—notably, the party ran an ad in which Progressive Conservative (PC) strategists, upon the adoption of the agreement, slowly erased the Canada-U.S. border from a desktop map of North America.
Answer in sentence: yes