Henry Stafford (c. 1425 – 1471) was soon released following a petition from his wife. After the Readeption of Henry VI in October, Henry and Margaret, together with Henry Tudor and his uncle, Jasper Tudor, attended an audience with the restored King and dined with the King's chamberlain, Sir Richard Tunstall. In March 1471 Edward IV landed with a small army. The leading Lancastrian commander, the Duke of Somerset, visited Henry and Margaret, his first cousin, at Woking in an attempt to persuade Henry to join the Lancastrian army which was being mustered. Henry was reluctant to commit himself, and adopted delaying tactics. However, on April
IEEE 1471 of software-intensive systems". It has long been recognized that "architecture" has a strong influence over the life cycle of a system. However, until relatively recently, hardware issues have tended to dominate architectural thinking, and software aspects, when considered at all, were often the first to be compromised under the pressures of development. IEEE 1471 was created to provide a basis for thinking about the architecture of software-intensive systems. IEEE 1471's contributions can be summarised as follows (in this list, items in "italics" are terms defined by and used in the standard): IEEE 1471 provides informative annexes that relate its concepts