Richard III (1483 –1485) completes his usurpation of the throne of England. One of his first acts is to imprison his cousins Edward V (r. 1483) and Richard of Shrewsbury, Duke of York, in the Tower of London, potential rivals to his reign.
[restored 9/14/2024]
Subsequent Events:
References:
Winston Churchill, A History of the English-Speaking Peoples, four volumes. (London: Cassell, 1956-58), 1:485-86.