Notable win
A permanent foothold in Greenland
The United States, Denmark and Greenland signed a security agreement on Sept. 22 that expands U.S. military access in the Arctic and screens foreign investment from outside NATO.
Why you should care
A bigger, lasting U.S. presence in the Arctic means more eyes on the northern approach to the homeland, and a say over who invests there. President Trump has said oil, gas and mineral exploration will follow, but gave no details.
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