There were unexpected moments of levity among the momentous decisions on raising spending to levels not seen since the Cold War.

NATO leaders backed a big increase in defence spending and restated their commitment to defend each other from attack after a brief summit tailor-made for U.S. President Donald Trump.

NATO Secretary-General Mark Rutte is upbeat that the military organization will agree a massive spending hike at a “transformational summit,” as member state leaders including U.S. President Donald Tr