Greenland’s not for sale, but it is strategically important
By: Aaron Mehta and Valerie Insinna  
WASHINGTON — The internet was abuzz Thursday evening following a report by the Wall Street Journal that President Donald Trump has expressed interest in buying Greenland. By Friday, it had become clear Greenland has no interest in selling, but jokes about penguins, polar bears and climate change kept flying.
But while the idea seemed custom built for the Twitter mockery cycle, the U.S. does have vital national security interests in Greenland, a semi-autonomous part of Denmark — and the region is attracting attention from competitor China as well.
https://www.defensenews.com/global/europe/2019/08/16/greenlands-not-for-sale-but-it-is-strategically-important/