1934: Sails for Europe. Reaches Vienna. As health improves, takes upon himself the role of unofficial ambassador of Indian nationalism. Establishes and develops contacts among political and intellectual circles, and corresponds with many European scholars and writers. Establishes the Austria-India Society in Vienna; associated with the formation of Czechoslovak Indian Association. By year end, receives news of his father's critical condition. Leaves for India in haste but arrives a day late. He is confined to his Elgin Road House on arrival in Calcutta.

1935: Returns to Europe to resume medical treatment and work for India from outside. The Indian Struggle, his book - essentially a historical narrative - published in London. The British Government bans it in India.

1936: Plans to return to India to attend the Lucknow session of the Congress. Is being taken into custody on arrival in Bombay and later transferred to Kurseong, near Darjeeling.

1937: Gets elected as Congress president while in London. Returns home.

1939: Re-elected Congress president. Members of the Congress Working Committee resign. Due to differences within the Congress, Netaji resigns as president and announces the formation of the Forward Bloc within the Congress.Removed from the presidentship of the Bengal Provincial Congress Committee, and debarred from holding any elective office in the Congress for three years.

1940: Gets detained at the Presidency Jail, Calcutta; goes on a hunger strike. Is released unconditionally as his health deteriorates..

1941: Placed under strict surveillance at his Eligin in Road House. Makes a dramatic escape and finally arrives in Berlin.

1941-42: Establishes Free India Centre in Rome and Paris. Hears about the success of the Japanese against the British, which ended in the fall of Singapore. A conference of Indians in East Asia is held in Bangkok It resolves to set up an Indian National Army and Netaji is invited to East Asia.

1943: Reaches Tokyo in June. Welcomed by Prime Minister Hikedi Tojo of the local government and Rash Bihari Bose. Netaji plans to organise the Indian National Army to generate the true spirit of Swaraj and ultimately win complete independence for India. Reviews the forces of Azad Hind Fauz as its Supreme Commander and gives them the 'Dilli Chalo' slogan. Proclaims the Provisional Government of Azad Hind, which gets recognition from nine countries including Japan, Germany and Italy. Inaugurates the Rani Jhansi Regiment of the Azad Hind Fauz.

1944: The INA crosses the Arakan Front on February 4 and reaches Indian soil on March 18. The liberation force is halted within three miles of Imphal. With no air cover, they are unable to move into the Assamese territory. The British forces, reinforced by air, manage to stop their march. The INA retreats.

1945: Germany surrenders to the Allied Forces and signs the Armistice.Japan officially announces its surrender (August 15). Netaji boards a plane to Saigoan for Japan. (August 17).Radio Tokyo announces Netaji's death in air crash.(August 22)