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
California A.B. 1471 California A.B. 1471 AB 1471 or AB 1471 Crime Gun Identification Act of 2007 is legislation passed by the California State Senate on September 6, 2007, and then by the California State Assembly on September 10, 2007, with votes of 21–17 and 43–29 respectively. It was then signed into law by Governor Arnold Schwarzenegger on October 13, 2007, becoming the first legislation of its kind to enact microstamping of firearms. Its implementation was then placed on hold. The hold was lifted in 2013. California's "unsafe firearm" laws, which include AB 1471, do not apply to any firearms used or purchased