印度-希臘王國
In South Asia, the Mauryan Empire in India collapsed when Brihadnatha, the last emperor, was killed by Pushyamitra Shunga, a Mauryan general who founded of the Shunga Empire. The Greco-Bactrians crossed the Hindu Kush and established the Indo-Greek Kingdom, but lost their homeland in Bactria to the Sakas, themselves under pressure from the Yuezhi.