From History

Jammu and Kashmir was one of the 550 Princely states given choice to join India or Pakistan way back in 1947

Resolution 38 (1948) Submitted by the Representative of Belgium and adopted by the Security Council at its 229th meeting held on 17 January, 1948. (Document No. S1651, dated the 17th January, 1948)

Text of Article 370 from the Constitution of India

Resolution adopted by the United Nations Commission for India and Pakistan on 13 August 1948 (Document No.1100, Para. 75, dated the 9th Nov, 1948)

Extracts from White Paper of Govt.of India, printed in India by the Manager, Govt. of India Press in 1950

Resolution 47 (1948) on the India-Pakistan question submitted jointly by the Representatives for Belgium, Canada, China, Colombia, the United Kingdom and United States of America and adopted by the Security Council at its 286th meeting held on 21 April, 1948. (Document No. 5/726, dated the 21st April, 1948)

The President&'s Orders under Article 370 Published in the Gazette of India, Extraordinary, Part-II Section 3, No. 31, Dated the 11th February, 1956.

On January 10, 1966, the Prime Minister of India and the President of Pakistan have agreed that relations between India and Pakistan shall be based on the principle of noninterference in the internal affairs of each other

On July 25, 1947, Mountbatten addressed a special meeting of the Chamber of Princes and reiterated the need to use the Instrument of Accession to accede to either of the two dominions. Maharaja Hari Singh joined India through this instrument, like the other Princely States

The Government of India revoked the special status, or limited autonomy, granted under Article 370 of the Indian Constitution to Jammu and Kashmir