Chennai, July 27 -- Crediting the imperial Chola dynasty for giving the blueprint for a resurgent new India of the future, Prime Minister Narendra Modi today eulogised emperors Raja Raja and Rajendra Chola as identities of Bharat calling their rule as a "golden era of the country". "The names Raja Raja and his son, Rajendra, are identities of Bharat. Their empire, according to historians, was one of the golden eras of India. While Raja Raja built a navy, Rajendra expanded and strengthened it as a formidable force. During his reign, the country was very advanced not only in warfare but in many domains and on those lines, we have to strengthen our armed forces," Modi said, participating in the birth anniversary of Rajendra Chola I and the 100...