286: What dark episode?
285: Hamsa (Swan) and Ramakrishna Paramahamsa. The obvious connection is that the swan is a symbol of the Ramakrishna Mission, the other is that the title Paramahamsa may be translated as “supreme swan,” and is based on “the swan being equally at home on land or water and the true sage is equally at home in the realms of matter and of spirit.”
Jalianwala Bagh
I think the answer is Bhopal Gas Tragedy
Chauri Chaura Incident.
Direct Action Day?
The burning of the police station in Chauri Chaura.
Rape of Nanking?