1.England became great in the end of 18 century.
2.William the Conqueror came to England in 1066.He was a king of England.
3. The Tower was a fortress, a palace and a zoo. It was built by William the Conqueror.
4.It was in 1660.
5.Yes, they were.
6.In the 60s of the 20th century, London received the status of a center for youth cultures, which influenced its development until the end of the century.