UK: Platinum Jubilee: St Paul's Cathedral hosts service of thanksgiving for Queen Elizabeth II.

The video discusses the challenges faced by a chief responsible for all Armed Services personnel. It covers his role, responsibilities, and preparations for the Queen's Birthday event, where he hosts other international chiefs of staff. The video concludes with a brief mention of listening to bats as they approach.

What was the context of the chat with the chief?

What was the chief hosting?