The Netherlands' royal family flees to England during World War II

The Netherlands, like much of Europe, fell to Nazi Germany. Queen Wilhelmina and her family, including her daughter Juliana and husband Prince Bernhardt, fled to Great Britain to escape Hitler's forces. They remained in England as guests of the Allied government during the war.

How did the Dutch refugees respond to the advancing Nazi forces?

What was the purpose of Wilhelmina and her family's journey to England?