The historic visit emphasized William's role in international relations, and though much focused on military operations and Estonian-Ukrainian relations, the royal still got a few jokes in. “How’s it working with the Brits?

The Prince of Wales is showing support for UK troops guarding Nato's border with Russia, with a two-day visit to Estonia. Prince William will see soldiers training in the Baltic state as part of a multinational force intended to deter Russian aggression on Nato's eastern flank.