The Trump administration says the group should be treated as an invading force. Critics say it’s a pretext for the administration’s anti-immigrant narrative.

The Trump administration has invoked a 227-year-old law, the Alien Enemies Act, to target Tren de Aragua, a gang with its roots in the prisons of Venezuela. Who are they and how wide is their reach?

Trump labeled the Tren de Aragua an invading force when he invoked the Alien Enemies Act, a 1798 authority that allows the president to deport any noncitizen during wartime.