Flag of Hong Kong Kong was granted on 21 January 1959 by the College of Arms in London. The Hong Kong flag was revised in the same year to feature the coat of arms in the Blue Ensign flag. This design was used officially from 1959 until Hong Kong's transfer of sovereignty in 1997. Since then, the colonial flag has been appropriated by protestors, such as on the annual 1 July marches for universal suffrage, as a "symbol of antagonism towards the mainland", along with a blue flag featuring the coat of arms, used by those advocating independence. Before Hong Kong's transfer of sovereignty,
Young Plan (Hong Kong) 1980s during the Sino-British negotiations on Hong Kong's sovereignty. The demand and attempts for constitutional reform in Hong Kong had occurred from time to time, but it had been an intractable problem for the Colonial Government due to the overwhelmingly majority of the Chinese population. Until during the Second World War when Hong Kong was under Japanese occupation, the collapse of the British imperial power in East Asia in the face of Japanese onslaught and also the emergence of a demand form the Chinese Nationalist Government under Chiang Kai-shek for the retrocession of Hong Kong during the war, forced the