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

Anarchical and Revolutionary Crimes Act was also known as

When was the Rowlatt Act passed?

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

In which year Gandhi returned from South Africa?

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