Core Viewpoint - Danish Prime Minister Frederiksen warns that any military attack by Donald Trump on Greenland would signify the end of NATO and the security framework established since World War II [1] Group 1 - Frederiksen emphasizes the seriousness of Trump's interest in Greenland, indicating that it should not be taken lightly [1] - The Prime Minister clearly states that a military attack on another NATO country by the U.S. would lead to the collapse of NATO itself [1] - The statement reflects concerns about the potential implications for international security and alliances if such actions were to occur [1]