Imagine traveling in a foreign country when you learn the news of your father’s death. Now, imagine that death means you are now at the helm of the British Empire. That is how Queen Elizabeth II discovered she would no longer be a Princess, but instead would be Queen of the most powerful empire in history. She was only 25 years old, and would soon become the head of one of the world’s most powerful monarchies; a post she would hold for much of the 20th Century…