MUNICH, GERMANY - FEBRUARY 16: US vice president Michael Pence arrives for his speech during the 55th Munich Security Conference (MSC) on February 16, 2019 in Munich, Germany. The annual conference, which brings together political and defense leaders from across the globe, is taking place under heightened tensions between the USA, together with its western allies, and Russia. The MSC is the worldwide leading forum for debating international security policy. (Photo by Alexandra Beier/Getty Images)