Facts Matter

How the law limits the National Guard's border role

Little boy stand on the Mexico side of the border wall with his head peeking through the slats of the metal fence.
Photo: Paul Ratje / AFP via Getty Images

Several hundred National Guard troops are headed to the border in cooperation with requests from President Trump and Defense Secretary Jim Mattis.

Why it matters: The Trump administration has authorized up to 4,000 troops to deploy to the border, but the National Guard's role on the border is limited by law.