The Non-Cooperation Movement was a significant phase in India's struggle for independence from British rule. It was launched by Mahatma Gandhi in 1920 and aimed at promoting nonviolent resistance and civil disobedience against British colonial rule.

The Non-Cooperation Movement gained widespread support across the country, attracting millions of Indians who were tired of British oppression and exploitation. It involved boycotting British goods, institutions, and government offices, as well as promoting indigenous products and self-reliance.

However, the movement was suspended in February 1922 due to the Chauri Chaura incident. Here is an explanation of this event and why it led to the suspension of the Non-Cooperation Movement:

Chauri Chaura Incident:
- On February 5, 1922, a group of protesters participating in the Non-Cooperation Movement gathered outside the Chauri Chaura police station in Uttar Pradesh.
- The protesters were agitated by the police's brutal treatment of them during a demonstration.
- The situation escalated, and the protesters set fire to the police station, resulting in the death of 22 policemen.
- This act of violence went against the principle of nonviolence that Mahatma Gandhi advocated for, and he was deeply disturbed by it.

Reasons for Suspending the Non-Cooperation Movement:
1. Violation of Nonviolence Principle:
- The Chauri Chaura incident contradicted the core principles of nonviolence and peaceful resistance that Mahatma Gandhi preached.
- Gandhi believed that violence would only hinder the progress of the Indian independence movement and undermine its moral high ground.
- Therefore, in response to the violent incident at Chauri Chaura, Gandhi decided to suspend the Non-Cooperation Movement.

2. Maintaining Discipline and Moral Authority:
- Gandhi wanted to maintain the movement's discipline and moral authority, which were essential for its success.
- Suspending the movement after the Chauri Chaura incident was a way to send a clear message that violence would not be tolerated and that nonviolent means were the only acceptable methods of resistance.

3. Avoiding Further Bloodshed:
- Gandhi was concerned that the Chauri Chaura incident could lead to more violence and bloodshed if the movement continued without strict control.
- He believed that the movement needed to reassess its strategies and reignite the spirit of nonviolence before resuming any mass civil disobedience campaigns.

In conclusion, the Chauri Chaura incident was the primary reason for the suspension of the Non-Cooperation Movement in February 1922. Mahatma Gandhi suspended the movement to uphold the principles of nonviolence, maintain discipline, moral authority, and avoid further bloodshed.