On June 1, 2020, the USTR Office issued the uniform rules which are the last hurdle before the implementation of the agreement on July 1, 2020. In October 2017, in The Globe and Mail in Toronto, an op-ed questioned the U.S. willingness to renegotiate the agreement or whether it planned to do so, no matter what, and noted that the newly appointed U.S. Ambassador, Kelly Knight Craft, is married to the owner of Alliance Resource Partners, a major U.S. coal company. Canada is implementing a carbon plan, and it is also about selling bomber jets. “Americans used so many poison pills in last week`s conversations in Washington that they should have been charged with murder,” columnist John Ibbitson wrote.  Democratic candidate Bernie Sanders, who opposed the Trans-Pacific Partnership trade agreement, called it “a continuation of other disastrous trade agreements such as NAFTA, CAFTA and normal, long-term trade relations with China.” He believes that free trade agreements have led to the loss of American jobs and lower U.S. wages. Sanders said America needs to rebuild its production base with U.S. factories for well-paying jobs for the U.S.
workforce, instead of relocating to China and elsewhere.    Economists generally agreed that the entire U.S. economy benefited from NAFTA by increasing trade.   In a 2012 survey by the Global Markets Initiative`s panel of economic experts, 95% of participants said that U.S. citizens benefited on average from NAFTA, while no one said that NAFTA was detrimental to U.S. citizens on average.  A review of the 2001 Journal of Economic Perspectives showed that NAFTA was a net benefit to the United States.  A 2015 study showed that welfare in the United States increased by 0.08% and intra-block trade in the United States by 41% due to NAFTA tariff reductions.  Mr. Trudeau and Canadian Foreign Minister Chrystia Freeland announced that they would join the agreement if it was in Canada`s interest.  Freeland returned prematurely from his diplomatic trip to Europe and cancelled a planned visit to Ukraine to participate in the NAFTA negotiations in Washington at the end of August, D.C.
 According to an August 31 Canadian press, published in the Ottawa Citizen, key supply management topics, Chapter 19, drugs, cultural exemption, sunset clause and de minimis thresholds.  The kick-off of a North American free trade area began with U.S. President Ronald Reagan, who made the idea part of his 1980 presidential campaign. After the signing of the Canada-U.S. Free Trade Agreement in 1988, the governments of U.S. President George H.W. Bush, Mexican President Carlos Salinas de Gortari and Canadian Prime Minister Brian Mulroney agreed to negotiate nafta. Both submitted the agreement for ratification in their respective capitals in December 1992, but NAFTA faced considerable opposition in both the United States and Canada. The three countries ratified NAFTA in 1993 following the addition of two related agreements, the North American Worker Cooperation Agreement (NAALC) and the North American Environmental Cooperation Agreement (NAAEC). Clinton signed it on December 8, 1993. The agreement came into force on 1 January 1994.
  At the signing ceremony, Clinton paid tribute to four people for their efforts to reach the historic trade agreement: Vice President Al Gore, Council of Economic Advisers Chair Laura Tyson, National Economic Council Director Robert Rubin and Republican Congressman David Dreier.  Clinton also said, “NAFTA means jobs.