Question: What is the name of an agreement signed by Canada, Mexico, and the United States, creating a trilateral trade bloc in North America similar to the European Union(EU)? 
Sentence (from "Cross-national cooperation and agreements"): In bilateral integration, only two countries economically cooperate with one and other; whereas in regional integration, several countries within the same geographic distance become joint to form organizations such as the European Union (EU) and the North American Free Trade Agreement (NAFTA).
Relevant evidence: Yes