 The week following Genocide Memorial Day on 7 April is designated an official week of mourning.The victory for the RPF over the Hutu extremists is celebrated as Liberation Day on 4 July.The last Saturday of each month is "umuganda", a national morning of mandatory community service lasting from 8am to 11am, during which all able bodied people between 18 and 65 are expected to carry out community tasks such as cleaning streets or building homes for vulnerable people.