Canada–Central American Four Free Trade Agreement
The Canada–Central American Four Free Trade Agreement was a proposed free trade agreement between Canada and the Central American states of Guatemala, El Salvador, Honduras, and Nicaragua (collectively referred to as the Central American Four or CA4). Twelve rounds of negotiations were undertaken between 2001 and 2010, after which no agreement had been reached.
Source: Wikipedia — Canada–Central American Four Free Trade Agreement (CC BY-SA 4.0)