Danish Prime Minister Mette Frederiksen has announced early elections - hailing the next four years as "decisive" for her country. "We as Danes and as Europeans will really have to stand on our own feet," Frederiksen told parliament. "We need to define our relationship with the United States," she added. The past few months of Danish politics have been dominated by US President Donald Trump's threats to annex Greenland - a semi-autonomous Danish territory. Last month, Trump dropped threats to use force against the fellow Nato ally to seize the Arctic island he argues is necessary to defend against possible attacks from Russia and China. Announcing the decision to call early elections on 24 March, Prime Minister Frederiksen told parliament that security "is and will remain the very foundation of Danish politics for many, many years to come". "We must rearm to ensure peace on our continent," she said.…