30 April – King John fails to attend the court of Philip II to answer complaints of the barons of Poitou. Philip confiscates English lands in France, granting many of them to Arthur of Brittany.[1]
Easter Monday – Black Monday: a group of 500 settlers recently arrived in Dublin from Bristol are massacred without warning by warriors of the Gaelic O'Byrne clan.[8]
August – Scotland buys peace with England after a threatened invasion.[2]
October – Llywelyn the Great and other Welsh princes pay homage to King John at Woodstock