The New Times, from Kigali, the capital city of Rwanda, reported on 26 March 2006, reports that the old national flag of Rwanda is sometimes still used in international events, in spite of having been superseded in 2001.
Some women appear to have a flat butt because they either have poor posture, lack mass in the hip, or a combination of both. You can improve the shape of your butt with exercises. Corrective exercises focus on improving your posture, while strength exercises help you increase muscle mass.
Stretch yourself. Relaxing the muscles in the lower back, buttocks and upper legs through stretching will help reduce the strain on the sciatic nerve and the joints throughout the lower back and pelvis. Always stretch gently and avoid any further stretching if it causes sharp pain or if it aggravates your problem.