Before the negotiations were finalized, [[Bill Clinton]] came into office in the U.S. and [[Kim Campbell]] in Canada, and before the agreement became law, [[Jean Chrétien]] had taken office in Canada.

The proposed Canada-U.S. trade agreement had been very controversial and divisive in Canada, and the [[Canadian federal election, 1988|1988 Canadian election]] was fought almost exclusively on that issue. In that election, more Canadians voted for anti-free trade parties (the [[Liberal Party of Canada|Liberals]] and the [[New Democratic Party (Canada)|New Democrats]]) but the split caused more seats in parliament to be won by the pro-free trade [[Progressive Conservative Party of Canada|Progressive Conservatives]] (PCs). Mulroney and the PCs had a [[majority government|parliamentary majority]] and were easily able to pass the Canada-US FTA and NAFTA bills. However, he was replaced as Conservative leader and prime minister by [[Kim Campbell]]. Campbell led the PC party into the [[1993 Canadian election|1993 election]] where they were decimated by the Liberal Party under [[Jean Chrétien]], who had campaigned on a promise to renegotiate or abrogate NAFTA; however, Chrétien subsequently negotiated two supplemental agreements with the new US president. In the US, Bush, who had worked to "fast track" the signing prior to the end of his term, ran out of time and had to pass the required ratification and signing into law to incoming president [[Bill Clinton]]. Prior to sending it to the [[United States Senate]], Clinton added two side agreement, The North American