It was his determination to stand up against English oppression that sparked a nationwide rebellion against the social, economic and religious hardships at the time.
Roedd yn benderfynol o wneud safiad yn erbyn gorthrwm y Saeson, a sbardunodd hynny wrthryfel cenedlaethol yn erbyn caledi cymdeithasol, economaidd a chrefyddol y cyfnod.