On 21 May 2025, His Excellency Mr Nadhavathna Krishnamra, Ambassador of the Kingdom of Thailand to the Court of St James’s, presented his Letters of Credence to His Majesty King Charles III at Buckingham Palace. On this occasion, Mrs Priabthip Krishnamra also attended the Audience.

During the Audience, His Majesty King Charles III and Ambassador Krishnamra discussed various aspects of Thailand–UK relations, including the longstanding cordial ties between the royal families, high-level exchanges, people-to-people connections, and the commemoration of the 170th anniversary of diplomatic relations between Thailand and the United Kingdom this year.