The Hijra was the migration in 622 AD of Muhammad and his followers to Medina, <u>to escape the polytheist persecution that was plotting to kill </u><u>Muhammad </u><u>in </u><u>Mecca</u>.
In Medina he had a secure position and was able to craft the Constitution of Medina in wich <u>he united the arabic tribes</u>, some of wich had already converted to his preachings of Islam, establishing the basis of a multi-religious Islamic state, and at the head of their armies conquered Mecca, <u>establishing the </u><u>foothold </u><u>of what would by </u><u>750 </u><u>had become the </u><u>Umayyad Islamic Caliphate</u><u>, extending from Spain to India</u>.
The purpose of the VVM is to honor members of the United States Armed Forces who fought and died during the Vietnam War. The memorial consists of a roughly 250-foot long series of polished walls sunk into the surrounding countryside.
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