Answer:
In 1653 England became a Republic under the protectorate of Oliver Cromwell. But after Cromwell died, his son Richard was incapable of continuing what his father started, so in 1660 Monarchy was restored when Charles II Stuart took the throne.
His reign was not a successful one, and was marked with many problems. When he died in 1685, his brother James took the throne. As he was an open Catholic, people were afraid that he will restore Catholicism in the country. That is why Mary and William of Orange were called to take the throne. James who had no support ran to France, and Mary and William came to England.
Explanation:
In general history of 17th Century England is marked with political struggles between the members of Stuart dynasty and supporters of Parliament. The Glorious Revolution, an event that brought Mary and William to the throne end the period of this quarrels.