<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> The Regency in Great Britain was a period when King George III was deemed unfit to rule and his son ruled as his proxy as Prince Regent . On the death of George III in 1820, the Prince Regent became George IV . The term Regency (or Regency era) can refer to various stretches of time; some are longer than the decade of the formal Regency which lasted from 1811--1820 . The period from 1795 to 1837, which includes the latter part of the reign of George III and the reigns of his sons George IV and William IV, is often regarded as the Regency era, characterised by distinctive trends in British architecture, literature, fashions, politics, and culture . The Regency era ended in 1837 when Queen Victoria succeeded William IV . </P> <P> The Regency is noted for its elegance and achievements in the fine arts and architecture . This era encompassed a time of great social, political, and economic change . War was waged with Napoleon and on other fronts, affecting commerce both at home and internationally as well as politics . Despite the bloodshed and warfare the Regency was also a period of great refinement and cultural achievement, shaping and altering the societal structure of Britain as a whole . </P>

When did the regency period start and end
find me the text answering this question