Significats de forswear allegiance en anglès

As thou to Edward, so I now to thee, forswear allegiance, and I bid thee farewell forever!

I did forswear allegiance to all foreign potentates, and more particularly I forswore all allegiance to the Crown of Great Britain.

A noble nature could not have contaminated itself with such slaughter-house work, but might have sought to mitigate the royal policy, without forswearing allegiance.