One unit policy was the title of scheme that joined four provinces and ten princely states to form west Pakistan. And the order of unifying was passed by Iskandar Mirza in 1955.
Spanish American war
The titles and privileges of the maharajahs of the princely states in India was abolished with their entitlement to a privy purse by the late Prime Minister Mrs Indira Gandhi during her policy of nationalization.
sind
Bahawalpur and Swat are two examples of 'Princely States' that joined Pakistan upon partition.
jaipur
there where e around 568 states in India before independence.....
The integration of Princely States with the Indian Union was primarily the responsibility of Sardar Vallabhbhai Patel, who served as the Deputy Prime Minister and Minister of Home Affairs. He, along with V.P. Menon, played a crucial role in persuading the rulers of various princely states to accede to India after the country gained independence in 1947. Through diplomacy and, when necessary, coercive measures, Patel successfully integrated over 500 princely states into the Indian Union. This effort was vital for the political and territorial unity of the newly independent nation.
Historically speaking, there have been several countries that have undergone partitioning. Since you do not specify which country you are interested in, it would be difficult to tell you how many princely states existed at the time it was partitioned.
The states which were under the direct control of British were regarded to be a part of British India. The states which were under indirect control of British but were actually controlled by dynastic rulers were the princely states. The British were taking annual pension from the rulers and were also using their army.
Hyderabad was the largest and richest princely state in pre-independent India. It was ruled by the Nizams and was known for its opulence, wealth, and resources.
according to some 562 and 582 but in wikipedia there were 565