Timeline: 1849 Annexation of Punjab 1850 Urdu becomes the official language in all of the west Pakistan provinces, excluding Sindh 1857 War of Independence 1885 Formation of the Indian National Congress 1901 Partition of Punjab 1905 Partition of Bengal 1906 Simla Deputation 1906 Founding of the All-India Muslim League 1909 Minto–Morley Reforms 1911 Annulment of the Partition of Bengal 1914–18 World War I 1916 Lucknow Pact 1919 Jallianwala Bagh massacre 1919 Montagu-Chelmsford Reforms 1919–23 Khilafat Movement 1922–29 Hindu–Muslim Riots 1927 Delhi Muslim Proposals 1928 Nehru Report 1929 Fourteen Points of Jinnah 1930 Simon Commission Report 1930 Separation of a strong Punjabi group from congress and formation of Majlis-e-Ahrar-ul-Islam 1930 Allama Iqbal Address 1931 Kashmir Resistance movement 1930–32 Round Table Conferences 1932 Communal Award (1932) 1933 Pakistan National Movement 1933 Pakistan Declaration / Now or Never Pamphlet 1935 Government of India Act 1937 Elections 1937–39 Congress Rule in 7 out of 11 Provinces 1937 Strong anti congress governments in Punjab and Bengal 1938 A. K. Fazlul Huq of Bengal joined Muslim League 1938 Jinnah Sikandar pact 1938 Pirpur Report 1939-45 World War II 1939 Resignation of congress ministries and non-congress power players got golden chance 1940 Pakistan Resolution 1940 19 March Khaksar Massacre in Lahore[107][108] 1942 India Movement and non congress players further got space 1942 Cripps' mission 1944 Gandhi – Jinnah Talks 1945 The Simla Conference 1946 The Cabinet Mission the last British effort to united India 1946 Direct Action Day in the aftermath of cabinet mission plan 1946 Interim Government installed in office 1946 Quit Kashmir Campaign as the formation of the interim government of Azad Kashmir 1947 June 6 Partition Plan 1947 Creation of Pakistan