It was a contentious, aggressive telephone call, five days before the inauguration of President Donald Trump on Jan. 20.

The Financial Times reports that Trump threatened Denmark's prime minister in a "horrendous" 45-minute phone call. From the reportage, you get the impression that Mette Frederiksen hadn't considered the possibility Trump was serious about Greenland and wasn't briefed on how to address the subject.

A call between President Donald Trump and Denmark Prime Minister Mette Frederiksen about Greenland recently spiraled out of control, according to several officials briefed on the call. The Financial Times first reported Friday on the 45-minute call between Trump and Frederiksen,