However, he supported Henry Bolingbroke on his return to England to become King Henry IV, only to be attainted (deprived of his Earldom because of a capital crime) for his role in the death of Thomas of Woodstock.
Akan tetapi, ia mendukung Henry Bolingbroke sekembalinya ia ke Inggris untuk menjadi Raja Henry IV, hanya untuk dipecat (dikurangi wilayah Earlnya karena kejahatan ibukota) atas perannya di dalam kematian Thomas dari Woodstock.