The period from 1919 to 1948, Mahatma Gandhi lead the freedom movement with the principles of truth and non -violence and influence the people of India to participate in the freedom movement.
So this era is known as the ‘Gandhian era in Indian History’.
Final Answer:
Mahatma Gandhi leads the Indian freedom movement from 1919 to 1948. Therefore, this era is known as Gandhian era.