President-elect Donald Trump has reaffirmed that once he takes office he plans to declare a national emergency and use the military on American streets to accomplish his promises to round up and deport millions of undocumented migrants.

Many experts’ concerns about this program have included the facts that immigrants contribute enormous value to the U.S. economy and mass deportation would hurt food production, housing construction and other crucial industries. Other scholars have analyzed how deportation traumatizes families.

I have an additional concern about a renewed focus on deportation as someone who has studied U.S. domestic militias for more than 15 years: Some militia units may see it as their duty to assist with such efforts. In fact, local police may even deputize certain militias to help them deport immigrants.

Anti-government, but supporting national defense

Militias are generally wary of the government. They’ve even been known to use violence against politicians and other government representatives, including police. I have found in my research that the militias’ […]