province no. 2 (proposed names: madhesh or mithila- bhojpura) (nepali/maithili: प्रदेश नं० २) is a province in the southeastern region of nepal that was formed after the adoption of the constitution of nepal. it is nepal's second most populous province, and smallest province by area. it borders province no. 1 to the east, province no. 3 to the north, and india to the south. it has an area of with a population of 5,404,145 per the 2011 census of nepal, making it most densely populated province of nepal.