(COMBO) This combination of pictures created on April 21, 2026, shows Nicaragua's President Daniel Ortega (L) upon arrival at the Convention Center in Havana on September 15, 2023, and US President Donald Trump reacting at the "Board of Peace" meeting during the World Economic Forum (WEF) annual meeting in Davos on January 22, 2026. Ortega accused Trump on April 21, 2026, of being mentally unstable for his military offensive against Iran that has roiled the Middle East and the global economy. (Photo by Yamil LAGE and Mandel NGAN / AFP via Getty Images)