Barbed wire fences going up all around the Capital building while military stands guard

Barbed wire being added to fences around the U.S. Capitol

https://twitter.com/wtpnews76/status/1349793917466800128?s=20

WASHINGTON D.C is FOREIGN SOIL and its since January 2021 officially:
THE MILITARY DISTRICT OF WASHINGTON D.C

And what hD happend there?
MILITARY TRIBUNALS & EXECUTIONS