The statement below justifies an international action.

"The issue is the future of Southeast Asia as a whole. A threat to any nation in that region is a threat to all, and a threat to us."

Which international action is President Johnson justifying with this speech?
*
1 point
Sending troops to stabilize a region
Using sanctions against a country
Sending humanitarian aid to a country
Using nuclear weapons to end a war

Sending troops to stabilize a region