The Queen has warned about the dangers of division in Europe, as leaders grapple with the Greece crisis and the UK Prime Minister seeks reforms before a referendum. At a state banquet at the Bellevue Palace, the home of Germany's President Joachim Gauck, Her Majesty used her only speech of the state visit to talk about her thoughts on a united Europe. "We know that division in Europe is dangerous and that we must guard against it in the West as well as in the East of our continent.