The historian V. A. Smith has called Samudragupta the ‘Napoleon’ of India because of his policy of war and conquest. He started with the conquest of his immediate neighbours and then by campaigns to the east and the south.
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.
Seven major pillar edicts have been found at Lauriya-Araraj, Lauriya Nandangarh, Rampurva, Nigali Sagar, Sarnath, Topra, and Meerut. Ashokan pillars probably signify the axis of the world (axis mundi) that separated heaven and earth.
Halivakara is a kind of tax in the Gupta era. Halivakara was a plow tax, paid by every cultivator owning a plow.Some of its taxes include Bali, Bhoga, etc.