People in large parts of India sweated through a deadly heat wave that tested power grids and disaster preparedness of states on Sunday while Maharashtra’s Akola imposed Section 144 until May 31, prohibiting public gatherings.

A ‘red’ warning has been issued for Rajasthan, Punjab, Haryana, Chandigarh, Delhi, west Uttar Pradesh, and Gujarat, indicating a “very high likelihood” of heat illness and heat stroke for all age groups.