Few excerpts of this terrorist's article under "Umbrella organisation of So called Madhesi terrorists of NEpal"
Prithvi Narayan Shah included the defeated Pahadi people during his expansion campaign in both the military and government. He used military force to conquer the land and make Terai people slaves. The Terai people had braved dangerous diseases like Malaria and dangerous animals like tigers, lions, bears and snakes to till their fertile lands. After Prithvi Narayan Shah, other rulers who followed him continued to follow his polices. Terai became the economic resource for Nepal for its war chest for territorial expansion, and funds to sustain the lavish lifestyle of the rulers. For this money, the slave Terai people had to suffer from cruelty that was comparable to the medieval ages.
for detail read it..
http://madhesi.wordpress.com/2008/09/18/all-original-people-of-the-terai-working-for-liberation-unite/