In theory, the knight was the defender of widows and orphans; but in practice wardships and marriages were bought and sold as a matter of everyday routine like stocks and shares in the modern market.
The king " lived on his own," on rent of crown lands, feudal fines and aids, wardships, marriages, and the revenues of vacant bishoprics.
Of general constitutional rights; to a large extent it is a mere recapitulation of the claims of the baronage, and gives redress for their feudal grievances in the matters of aids, reliefs, wardships, &c., its object being the repression of arbitrary exactions by the king on his tenants-in-chief.
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