Today, hundreds of millions dwell in freedom, from the Baltic to the Adriatic, from the Western Approaches to the Aegean. And while we must never take this for granted, the first purpose of the European Union - to secure peace - has been achieved and we should pay tribute to all those in the EU, alongside Nato, who made that happen.

My wife's brother has a little house on a small island in the Baltic Sea, and we go there at Christmas. The 30-minute crossing from the mainland to this island is the most terrifying cruise you'll ever take. They give you a barf bag when you walk on board.

Today hundreds of millions dwell in freedom from the Baltic to the Adriatic from the Western Approaches to the Aegean. And while we must never take this for granted the first purpose of the European Union - to secure peace - has been achieved and we should pay tribute to all those in the EU alongside Nato who made that happen.