Trump's comment, 'Make Greenland Great Again', gained much attention and has a complex background. Here are some points that can be brought in to throw more insights into it }I can't verify the date of tweet you provided but on 18 Aug, 2019 Trump US President stated that he was open to purchasing Greenland from Denmark, suggesting that he wanted to strengthen US control over the island, the diamond-rich territory's main source of income which is currently Denmark. Here are a few more points that puts in more light on the matter. }- Trump had unlocked an eeager interest in Greenland ever since major Greenlandic ice sheet became an issue to him: - As an asset to be purchased by the U.S., to check on china's growing efforts there which is largely unevident but many experts agree that china is going to, seize this opportunity. - This matter rose new doubts when: - because of how Greenland belong to Greenlandic people but they, have outsider control over their infrastructure. - In 2019, Greenland purchased 3.5 billion worth of six-packs on Trump token lines, there has been speculations that Greenland has ties with china but that's not proved yet. Several US lawmakers have opposed the idea of buying Greenland. A couple of reasons they pointed out are that Greenland would increase U.S.'s tax burden and trigger controversy among many Danes in the United States and other parts of the world who have some emotional connection to the country and would prefer Greenland to remain associated with Denmark. }As it stands there are many questions which aren't completely defined hence still, the exact reason for Trump wishing Greenland great is unclear and still emerges different vote and complexities. I could not find any mention of