 The ten kingdoms formed after the great revolution of Limbuwan in the 6th century all remained the same.The current state of Limbu nation, culture, language and ethnicity is believed to have taken shape during this period.During this period, the lowlands of Limbuwan (present-day terai lands of Sunsari, Morang and Jhapa) collectively known as Morang since the time of King Mung Mawrong Hang, developed as a kingdom in its own right.