What is associated with: around 1000 ad rajaraja i expanded his chola empire by invading this beautiful island off india?

Based on the clue 'around 100 ad tacitus wrote a book on how this art...', what is the answer? What is associated with: around 1000 ad he named the north american coast vinland? What is associated with: around 1000 ad it was dai co viet? What is associated with: around 1000 ad olof skotkonung became the first christian king of this scandinavian country? What is associated with: around 1000 ad the caliphate of cordoba controlled much of this european peninsula? What is associated with: around 1000 ad this art of growing miniature trees was getting started in asia? What is associated with: around 1000 bc he captured the city made it capital of his kingdom? What is associated with: around 1000 the christian church spilt into 2 main forms roman catholic this?