U.S. President Donald Trump (L) and first lady Melania Trump wait to board Marine One at the White House upon departure for a state visit to the UK, in Washington, D.C., the United States, on Sept. 16, 2025. (Xinhua/Hu Yousong)

U.S. President Donald Trump (L) and first lady Melania Trump walk to board Marine One at the White House upon departure for a state visit to the UK, in Washington, D.C., the United States, on Sept. 16, 2025. (Xinhua/Hu Yousong)

U.S. President Donald Trump and first lady Melania Trump board Marine One at the White House upon departure for a state visit to the UK, in Washington, D.C., the United States, on Sept. 16, 2025. (Xinhua/Hu Yousong)

U.S. President Donald Trump boards Marine One at the White House upon departure for a state visit to the UK, in Washington, D.C., the United States, on Sept. 16, 2025. (Xinhua/Hu Yousong)

U.S. President Donald Trump speaks to reporters before departing for a state visit to the UK, in Washington, D.C., the United States, on Sept. 16, 2025. (Xinhua/Hu Yousong)