Now some comparision from CIA website

population below poverty
India--------29.8
Nepal------25.2

Life expectency

India--67.4
Nepal---66.51

Death rate
India---7.43 deaths/1,000 population (July 2012 est.)
Nepal--6.75

Maternal mortality rate
India--200 deaths/1,00,000 live birth
Nepal--170 deaths/1,00,000

Birth rate 

India----20.6 birth/1000 population
Nepal--21.85

Underwight childern (under the age of 5)

India--43.50
Nepal--29.10

I know Indians has progressed a lot but the progress is not reflected in the quality of life of its people as a whole , so why become Indian trritory? I dont see any logic