The Jallianwala Bagh Massacre was a tragic event that occurred on April 13, 1919, in Amritsar, India. On that day, British troops under the command of Brigadier-General Reginald Dyer opened fire on a peaceful gathering of unarmed civilians
From Wikipedia
Jallianwala Bagh is a historic garden and memorial of national importance close to the Golden Temple complex in Amritsar, Punjab, India, preserved in the memory of those wounded and killed in the Jallianwala Bagh Massacre that took place on the site on the festival of Baisakhi Day, 13 April 1919. The 7-acre (28,000 m2) site houses a museum, gallery and several memorial structures. It is managed by the Jallianwala Bagh National Memorial Trust, and will be renovated between 2025 and 2027.