30th July is the start of the Islamic New Year. The first day of Muharram in Comoros is a national holiday celebrated by Muslims in the country.
The flag of Comoros was adopted in December 2001. The design consists of four equal horizontal bands of yellow, white, red, and blue. A green isosceles triangle based on the left hand side (hoist). A white crescent and four five-pointed stars in a vertical line are centered in the triangle.