Rajadhiraja was a great warrior. He always led from the front standing shoulder to shoulder with his men on front lines and earned the title of Jayamkonda Chola which means the victorious Chola King.
Heliodorus was the Greek ambassador of Indo-Greek king Antialcidas Nikephoros of Taxila in the court of Sunga King Bhagbhadra. He erected famous votive Heliodorus pillar around 110 BC near Vidisha, Madhya Pradesh.