sentences:  The "Bruce" was certainly influenced by later political realities, and was composed during the reign of Robert II, King of Scotland (reigned 1371–1390), the father-in-law of Eóin Mac Domhnaill.The fact that this son of Aonghus Óg ruled as chief when the poem was composed could account for the remarkably favourable light in which Aonghus Óg is portrayed.If the account of Rathlin Island given by the "Bruce" actually refers to Islay and Dunyvaig Castle, the description of the island's reluctant inhabitants being forced to assist the king could indicate that he did not trust the Clann Domhnaill lord.