In the 6th century BC, for the period of the dominion of Cyrus the Great, Punjab was a fraction of the Persian Empire. In the 4th century BC, Punjab became a part of Chandragupta Maurya's empire. In the 11th century Mohamed of Ghazni invaded Punjab. He was a ruler of Central Asia. Towards the end of the 18th century, Ranjit Singh build the beautiful land of Punjab into a powerful kingdom. Modern Punjab got proper recognition in the year 1966. It was established on 1st Nov. 1966. Chandigarh was made the capital of Punjab. It became a separate union territory and still remains the capital of Haryana and Punjab.