President Donald Trump is receiving a lavish welcome at Windsor Castle, beginning a two-day state visit as the guest of King Charles III. Met by royalty, honour guards, and a sweeping military procession, the event includes the largest guard of honour in living memory. As pageantry meets politics, the scale reflects efforts to steady ties with an unpredictable leader whose divisive "America First" stance continues to unsettle global alliances. For deeper insight, beyond the pomp and circumstance, Genie Godula welcomes Quentin Peel, former Foreign Editor at the Financial Times.