b'National Border Patrol Strategy. Since then,These are facts. EU-style free movement and according to US Homeland Security, thecompulsory regulation did not exist in NAFTA Border Patrol has grown from a handful ofand will not exist in USMCA. Yet NAFTA was mounted agents patrolling desolate areasa success and USMCA likely will be as well. along U.S. borders to a force of some 20,000 agents in 2017.7 It is also noteworthy that although almost 80% of Canadas exports went to the other There are still tight border controls. TheNAFTA countries (in the case of Mexico it 2017 Homeland Security bill containedwas 70%), nobody suggested that there $11.2 billion in discretionary appropriationsshould be a political union, using the EU for Customs and Border Protection (CBP).model, between Canada, Mexico, and the Further, according to US Homeland Security,US. As we have just seen, Canada and the US Border Patrol made 310,000Mexico have a much higher proportion of apprehensions in fiscal year 2017.8 their exports going to the North American Free Trade Area. Notwithstanding, nobody In Canada, the problem of illegal immigrationputs this forward as a reason for Canada is arguably not as pressing as it is in theand Mexico to be in a political union with the US. However, Canada has a comprehensiveUnited States.border control system, which requires even US citizens to possess a valid passport to cross. These arrangements are entirely, indeed totallyand unequivocally, different from the Schengen Agreement. Table 50Percentage of selected countries exports to their respective trading blocs CountryPercentage of exports to NAFTA countries Canada76.8% Mexico82.9% CountryPercentage of exports to EU countries UK43.0%Source: North American Free Trade Agreement, Global Affairs Canada, and Mexico, World Trade Organisation 2013116'