US Patrols and Protects Greenland's Shores

The United States Coast Guard began patrolling Western Greenland by presidential order, welcomed by local Danish officials. The patrol brought essential supplies to Greenland, isolated by war. Nazi reconnaissance planes were spotted scouting for potential bases, but now American forces will establish bases, ensuring protection under the U.S. flag.

What changes occurred regarding the control of Greenland's resources?

What symbol represented the protection of American forces in Greenland?