German Air Force Eurofighter jet escorts the plane carrying Britain’s King Charles after departure from Berlin, Germany, March 31, 2023. REUTERS/Phil Noble 

German Air Force Eurofighter jet escorts the plane carrying Britain’s King Charles after departure from Berlin, Germany, March 31, 2023. REUTERS/Phil Noble 

German police officers carry an environment activists of "Letzte Generation" (Last Generation) at Ernst Reuter Platz, in Berlin, Germany, March 31, 2023. REUTERS/Michele Tantussi REFILE - CORRECTING LOCATION 

Britain's King Charles III and German President Frank-Walter Steinmeier walk off a boat after a harbour tour in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

Britain's King Charles III and German President Frank-Walter Steinmeier walk off a boat after a harbour tour in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

King Charles III and German President Frank-Walter Steinmeier walk during day 3 of the King's state visit to Germany. The king and queen consort arrived by train at Hamburg station today before they left the station they looked at ‘Kindertransport –The Final Parting’ monument statue to commemorating the Kindertransport rescue mission from Nazi Germany. Ian Vogler/Pool via REUTERS  

King Charles III and German President Frank-Walter Steinmeier walk during day 3 of the King's state visit to Germany. The king and queen consort arrived by train at Hamburg station today before they left the station they looked at ‘Kindertransport –The Final Parting’ monument statue to commemorating the Kindertransport rescue mission from Nazi Germany. Ian Vogler/Pool via REUTERS  

King Charles III and German President Frank-Walter Steinmeier walk during day 3 of the King's state visit to Germany. The king and queen consort arrived by train at Hamburg station today before they left the station they looked at ‘Kindertransport –The Final Parting’ monument statue to commemorating the Kindertransport rescue mission from Nazi Germany. Ian Vogler/Pool via REUTERS  

Britain's King Charles, German President Frank-Walter Steinmeier and Hamburg Mayor Peter Tschentscher leave the Dockland shipping pier following a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles and German President Frank-Walter Steinmeier shake hands following a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles enters his car following a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles, German President Frank-Walter Steinmeier and Hamburg Mayor Peter Tschentscher leave the Dockland shipping pier following a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles and German President Frank-Walter Steinmeier shake hands following a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles, German President Frank-Walter Steinmeier and Hamburg Mayor Peter Tschentscher walk following a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

German President Frank-Walter Steinmeier, Britain's King Charles and Hamburg Mayor Peter Tschentscher walk following a tour of the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

German President Frank-Walter Steinmeier and Britain's King Charles walk following a tour of the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Britain's King Charles, German President Frank-Walter Steinmeier and Hamburg Mayor Peter Tschentscher walk at the Dockland shipping pier ahead of a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

The Queen Consort reading The Gruffalo with Axel Scheffler, the illustrator of the children's book, alongside German President Frank-Walter Steinmeier's wife Elke Buedenbender during a visit to Rudolf Ross Grundschule School, Hamburg, to hear about the immersive language learning methods the school offers to its students, on the final day of the King and Queen's State Visit to Germany. Picture date: Friday March 31, 2023. Ben Birchall/Pool via REUTERS REFILE- CORRECTING ID 

Britain's King Charles III, center, German President Frank-Walter Steinmeier, left, and mayor of hamburg Peter Tschentscher walk on a deck of a boat in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

Britain's King Charles III, center, German President Frank-Walter Steinmeier, left, and mayor of hamburg Peter Tschentscher walk on a deck of a boat in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

Britain's King Charles III, center, German President Frank-Walter Steinmeier, left, and mayor of hamburg Peter Tschentscher stand on a deck of a boat in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

Britain's King Charles looks on as he tours the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Britain's King Charles looks on as he visits to tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

German President Frank-Walter Steinmeier and Britain's King Charles tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

A boat sails near the Dockland shipping pier in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles gestures as he visits to tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

German President Frank-Walter Steinmeier, Britain's King Charles and British Foreign Secretary James Cleverly tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

German President Frank-Walter Steinmeier and Britain's King Charles tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

The car of Britain's King Charles is parked at the Dockland shipping pier as the king attends a boat trip event, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles III, center, talks to German President Frank-Walter Steinmeier, left, and mayor of Hamburg Peter Tschentscher during a boat trip in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

Britain's King Charles III, center, talks to German President Frank-Walter Steinmeier, left, and mayor of Hamburg Peter Tschentscher during a boat trip in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

German President Frank-Walter Steinmeier and Britain's King Charles tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Britain's King Charles looks on as he visits to tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Britain's King Charles tours the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Boats sail near the Dockland shipping pier in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles tours the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

German President Frank-Walter Steinmeier and Britain's King Charles tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

German President Frank-Walter Steinmeier, Britain's King Charles and British Foreign Secretary James Cleverly tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

German President Frank-Walter Steinmeier and Britain's King Charles tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Britain's King Charles, German President Frank-Walter Steinmeier and Hamburg Mayor Peter Tschentscher walk at the Dockland shipping pier ahead of a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

German President Frank-Walter Steinmeier and Britain's King Charles tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

The car of Britain's King Charles is parked at the Dockland shipping pier as the king attends a boat trip event, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles III, 2nd right, and German President Frank-Walter Steinmeier, 3rd right, arrive for a boat trip at the port in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

Britain's King Charles, German President Frank-Walter Steinmeier, Hamburg Mayor Peter Tschentscher and British Foreign Secretary James Cleverly walk at the Dockland shipping pier ahead of a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles, German President Frank-Walter Steinmeier, Hamburg Mayor Peter Tschentscher and British Foreign Secretary James Cleverly walk at the Dockland shipping pier ahead of a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles reacts as he visits to tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Britain's King Charles looks on as he visits to tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Britain's King Charles looks on as he visits to tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Britain's King Charles III and German President Frank-Walter Steinmeier arrive for a boat trip at the port in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

Britain's King Charles, German President Frank-Walter Steinmeier, Hamburg Mayor Peter Tschentscher and British Foreign Secretary James Cleverly walk at the Dockland shipping pier ahead of a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

German President Frank-Walter Steinmeier and Britain's King Charles stand as they tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Britain's King Charles III, 2nd right, and German President Frank-Walter Steinmeier, 2nd left, arrive for a boat trip at the port in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

Britain's King Charles III, center right, and German President Frank-Walter Steinmeier, center left arrive for a boat trip at the port in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

Britain's King Charles, German President Frank-Walter Steinmeier and Hamburg Mayor Peter Tschentscher walk at the Dockland shipping pier ahead of a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

Britain's King Charles III, 2nd right, and German President Frank-Walter Steinmeier, left, arrive for a boat trip at the port in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

German President Frank-Walter Steinmeier, Britain's King Charles and British Foreign Secretary James Cleverly walk to tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

Britain's King Charles III, right, and German President Frank-Walter Steinmeier arrive for a boat trip at the port in Hamburg, Germany, Friday, March 31, 2023. King Charles III arrived Wednesday for a three-day official visit to Germany. Matthias Schrader/Pool via REUTERS 

Britain's King Charles, German President Frank-Walter Steinmeier, Hamburg Mayor Peter Tschentscher and British Foreign Secretary James Cleverly walk at the Dockland shipping pier ahead of a boat trip, in Hamburg, Germany, March 31, 2023. REUTERS/Annegret Hilse 

German President Frank-Walter Steinmeier and Britain's King Charles walk to tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool 

German President Frank-Walter Steinmeier and Britain's King Charles walk to tour the harbour on a boat in Hamburg, Germany, March 31, 2023. REUTERS/Phil Noble/Pool