Nepal embraces much of the great Himalayan ridge and a substantial band of territory to the north of it and also the mid mountain region including a strip of the Gangetic plain in the south. It is bordered by India on the west, south and east, and by Tibet, now an Autonomous Region of the People’s Republic of China, in the north. Its area is 1,47,151 square km. (54,718 square miles). It lies in South Asia between the East meridians of 80-4′ and 88-12′ and the North parallels of 26-22′ and 30-27′. Ecologically, Nepal is divided into three regions called the Mountain region, Hill region and the Terai region.
The census of 1991 counted the population distribution by religion of over 18.5 million total population 86.5 % Hindu, 7.8% Buddhist, 3.5% Islam and the rest were others. For the year 2000 population of Nepal was estimated to be 22.9 millions.
Nepal has British style parliamentary democracy and His Majesty King Jnanendra is ruling the country. It has legacy of complicated trends of history. In our study the historical sequence is shown as follows:
We shall make a survey of Buddhist existence in the each period,