This week, King Charles welcomes President Donald Trump to Windsor Castle, marking the third time a U.S. president has visited during his reign. (The first was when Biden flew to London for Queen ...

President-elect Barack Obama hailed a rare Oval Office gathering of all U.S. presidents as an extraordinary event on Wednesday as the current occupant, President George W. Bush, reminded his ...

From formal portraits to summit photo-ops, every lineup of U.S. presidents carries meaning far beyond the picture itself. These images capture moments of unity, rivalry, and transition in American ...