If they are related to any part of the Royal family when they are born, they go into the Line of Succession. If a girl is in the Line of Succession and a baby boy is born, he automatically goes in front of the girl in the Line of Succession. Say, if you were third in the line of succession, there is a reasonable chance you could become a monarch, but if the monarch has children, the children will automatically go to the top of the list.
He married a Roman Catholic, and therefore forfeited his place in the line of succession.
To become King or Queen you have to be next in line to the throne as defined by the Act of succession. To become Prime Minister you have to be a Member of Parliament and be invited by the monarch to form a government.
As of January 2010, Her Royal Highness Princess Beatrice of York, daughter of The Duke of York, is 5th in the Line of succession for the English Throne.
Anne, Princess Royal is currently tenth in the line of succession to the British throne.
As he is the son and heir of the current monarch.
Do you mean succession to the throne in Great Britain/UK? It would take an act of Parliament to interrupt succession, or civil war. Not even an unexpected death would interrupt it; according to the law the next in line (and the list is very long indeed) instantly becomes monarch on the death of the reigning monarch. Such a death would be tragic and would cause some sadness and inconvenience, but the succession would work without a hitch. If you are talking about some other kind of succession you need to give more information in the question.
Harry has not given up his right to the throne, he is currently fifth in the line of succession.
Prince William will get the throne, since he is older and therefore has a higher place in the line of succession.
Current Monarch = Queen Elizabeth II.Next in Line = Prince CharlesNext in Line = Prince WilliamNext in Line = Prince George
Currently, Prince Harry is third in the line of succession to the British throne, behind his father Prince Charles and his older brother Prince William.
No. She cannot as Williams father is Prince Regent and he is next in line for succession