And indeed, groups of armed men have been roaming the streets intimidating immigrants, violently confronting protesters, and claiming an authority beyond the purview of state or local law enforcement. This time, though, the men belong to the Department of Homeland Security’s mass-deportation teams. Their tactics bear striking similarities to those of the Proud Boys and other militias that showed up in U.S. cities during Trump’s first term. Clad in the same tactical vests, cargo pants, sunglasses, and neck buffs pulled over their faces, some 3,000 federal agents deployed to the streets of Minneapolis with catastrophic results.