France held a national day of mourning for Mayotte, its Indian Ocean territory devastated by a violent cyclone on Dec. 14, beginning in the morning on Monday with a minute of silence for the scores of residents left dead by the storm.

A week after its worst cyclone in nearly a century, France’s impoverished Indian Ocean territory of Mayotte is still grappling to count the dead, restore essential services and aid a beleaguered population.