At the time of independence, this princely state was the largest and wealthiest in British India. The Indian Army carried out the famous 'Operation Polo' to annex this state into India in 1948.

Which princely state?

The current medal for this award is in the shape of a peepal leaf with the Sun at the centre of it.

Which civilian award?

The ballot boxes used for India's first general election in 1951 were made by this company which is famous for its security products; especially its locks.

Which company?

The Kankaria lake is said to be the inspiration behind the logo of India's largest bank that was established in 1955.

Which bank?

In 1953, this state became the first to be created on the basis of language following a massive agitation by Potti Sriramulu, an activist who fasted unto death for this cause.

Which state?

The 1948 London Olympics was the first time India had participated in this sport. Contrary to was what believed, not all players played 'barefoot'. Since the 1960 Olympics, India has not participated in this sport.

Which sport?

The Panchsheel Agreement is a document that was signed in 1954. It defines the existing relationship between India and which neighbouring country, that was founded in 1949.

This state was ruled by the Chogyal Kingdom for over 3 centuries. Eventually, the people of the state voted to join India in 1975.

Identify this border state that shares borders with 3 countries.