During which of the following movements, Gandhi urged the people to boycott the British products, educational institutions, law courts, to resign from the government employment and to forsake British titles and honors?

The Non-cooperation Movement (1920-1922) was a significant phase of the Indian independence struggle where Gandhi urged Indians to withdraw their support from the British government. This included boycotting foreign goods, government schools, and courts, as well as returning titles and honors. The movement aimed to achieve self-governance (Swaraj) through non-violent means.