Final answer:
The Amritsar massacre deepened animosity between Indians and the British, intensifying calls for independence and leading to protests and boycotts against British rule.
Step-by-step explanation:
The Amritsar massacre had a profound impact on the relations between Indians and the British. The massacre, in which the British army killed hundreds of unarmed civilians, deepened the animosity between the two groups. The incident intensified calls for complete independence from Britain and led to increased protests, nonviolent disobedience, and boycotts against British rule.