I know your comment was sarcastic, but NAFTA has been around since 1993, which precedes Obama by several administrations.[1]
[1] https://en.wikipedia.org/wiki/North_American_Free_Trade_Agre...
[1] https://en.wikipedia.org/wiki/North_American_Free_Trade_Agre...
More important than ignoring trolls is to combat them with facts so other observers don't get the wrong impression about the topic they troll.
I would love to see more work along the lines of browser extensions that automatically provide a certain amount of factual context/background around articles. This browser extension[1] seems like a great start in that direction.