Issue of Edward III of England – 3 February 1399), 1st Duke of Lancaster, fourth son. From the marriage of John of Gaunt and Blanche of Lancaster, daughter and heiress of the Duke of Lancaster, descended legitimate male heirs, the Lancasters (King Henry IV (1399-1413), who as Henry of Bolingbroke in 1399 deposed his first cousin King Richard II (1377-1399), and was followed by his son King Henry V(1413-1422) and the latter's son King Henry VI (1422-1471). This line ended in 1471 when King Henry VI's son Edward of Westminster, Prince of Wales was killed at the Battle of Tewkesbury and when he himself was deposed
United Nations Security Council Resolution 1471 safety of its staff. The International Security Assistance Force (ISAF) was also required to co-operate with Brahimi and the Secretary-General while implementing its mandate in accordance with Resolution 1444 (2002). Finally, the Secretary-General Kofi Annan was instructed to report every four months on the implementation of the current resolution. United Nations Security Council Resolution 1471 United Nations Security Council resolution 1471, adopted unanimously on 28 March 2003, after reaffirming all resolutions on the situation in Afghanistan, the Council extended the mandate of the United Nations Assistance Mission in Afghanistan (UNAMA) for an additional period of twelve months until 28 March