Who was the Prime Minister of England when the Montague-Chelmsford Act was passed in 1919?

Who was the Viceroy of India when the Rowlatt Act was passed?

In which month of 1918 was the ‘Champaran Agrarian Act’ passed against the European indigo planters?

When was the Rowlatt Act passed?

The 'Anarchical and revolutionary act' was passed in which year?

Who among the following was called by Gandhiji as his Rajya Guru in May 1915?