Al Birr Association awaits every year the Saudi National Day, the stars of this anniversary that shine in the sky of the Kingdom by the 23rd of September to bring to mind this great historical event and those historical epics recorded in history in its pages about the heroism of King Abdul Aziz, may God have mercy on him, in the unification of this great entity that achieved Leaps astounded the world in the process of construction and development, through which citizens renew to our leaders and our country the meanings of loyalty and belonging as a religious and national duty.