St Margaret's, Lee of the restoration, the church is one of the best preserved examples of a decorated gothic revivalist interior in London. Between 1813-1830 there had been an attempt to rebuild the medieval church, involving the architect Joseph Gwilt. This failed when it became clear that the foundations of the old church were incapable of supporting a new building. The ruins of the original building are in the medieval churchyard on the north side of Lee Terrace. The tomb of Edmond Halley (1656–1742), from 1720 England's second Astronomer Royal and the discoverer of the periodicity of Halley's Comet is in the churchyard,
Chinese expedition to Tibet (1720) up the Qing garrison in Tibet. According to Sabine Dabringhaus, Green Standard Chinese soldiers numbering more than 1,300 were stationed by the Qing in Tibet to support the 3,000 strong Tibetan army. Chinese expedition to Tibet (1720) The 1720 Chinese expedition to Tibet or the Chinese conquest of Tibet in 1720 was a military expedition sent by the Qing empire to expel the invading forces of the Dzungar Khanate from Tibet and establish a Chinese protectorate over the country. The expedition occupied Lhasa and marked the beginning of Qing rule in Tibet, which lasted until the empire's fall in 1912.