Hong Kong–United Kingdom relations a deeply important role in the formation of the modern Hong Kong. Sovereignty of Hong Kong was ceded to the UK "in perpetuity" on 29 August 1842 through the Treaty of Nanking. The UK further expanded the territory of Hong Kong in 1860 by another cessation, plus a 99-year lease of the New Territories in 1898. The stability, security, and predictability of British law and government enabled Hong Kong to flourish as a centre for international trade. Localisation of teritary institutions, the Hong Kong government and the independent Judiciary in the run-up to the 1997 Handover of sovereignty, caused a
Consular missions in Hong Kong transfer of sovereignty, North Korea, which had not been allowed to establish a trade mission in Hong Kong during British rule, was able to open a Consulate-General in February 2000. Similarly, Iran was also able to re-establish its Consulate-General, giving rise to concerns that the country could gain access to arms smuggled through Hong Kong, a free port. This had been closed by the British Government in 1989 following the Rushdie Affair. Bhutan, which did not have diplomatic relations with either Beijing or Taipei at the time of the transfer of sovereignty, was able to maintain an honorary consulate in