President Donald J. Trump and King Charles III shake hands during a State Arrival ceremony on the South Lawn, April 28, 2026. Image courtesy of the White House.

alliance, bilateral relations, british monarchy, ceremonial event, ceremony, dignitaries, diplomacy, diplomatic meeting, donald trump, executive, first lady, foreign relations, formal greeting, global diplomacy, global leaders, government, government officials, high level meeting, historic meeting, international cooperation, international diplomacy, international partnership, international relations, king charles iii, leadership, leadership summit, meeting leaders, melania trump, national leaders, news event, official ceremony, official function, official protocol, official welcome, political diplomacy, political event, political scene, presidential event, public appearance, queen camilla, royal family, royal visit, south lawn, state arrival ceremony, state visit, united states president, white house, white house event, world leaders, world politics,