On 21 October 2025, H.E. Mr. Pisanu Sobhon, Ambassador of the Kingdom of Thailand to the Republic of Peru, presided over the ceremony to commemorate His Majesty King Chulalongkorn The Great Memorial Day 23 October 2025. The Ambassador gave a citation honoring His Late Majesty’s extraordinary contribution to the Thai people. The Ambassador also led the observation of 57 seconds of silence in remembrance of His Late Majesty.