Yes... She had one brother named Daniel Boone
First: a successor for Muhammad had to be chosen, because none of his sons survived to adulthood, so a hereditary succession was not in question.
A successor to Muhammad (or generally a religious and political leader) is called caliph. The first caliph was chosen by recommendation from many of Muhammad comrades, most notably by Umar (who was a caliph later), and it was Abu Bakr.
The choice was disputed and some believed it should be Ali should be the rightful successor.
In general, the successor was chosen by recommendation from others and choice among the leading figures.
Vassals
<span>A vassal refers to a person who was permitted to
acquire land on the grounds that he offered allegiance and homage to the nobles
of society in return. Nobles granted the use of
farmlands to vassals in exchange for vassals’ services such as political
support, serving as military soldiers and paying taxes. </span>
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