'Maniacal' Trump’s Norway note proves he 'genuinely lives in different reality': Historian

President Donald Trump sent shockwaves across the globe Monday morning after the text of a letter he’d sent Norway’s prime minister was made public, leading historian Anne Applebaum to conclude that the president “genuinely lives in a different reality” — and demanding GOP lawmakers step in before it’s too late.

Described by Applebaum as being filled with “childish grammar, strange capitalizations" and a “loose grasp of history,” the letter includes an open threat from Trump that his administration...