Hundreds of Hong Kong protesters sang God Save the Queen and waved the Union Jack as they rallied outside the British Consulate on Sunday demanding that the UK ensures China honours its commitments to the city's freedoms. The Sino-British Joint Declaration, signed in 1984, laid out a 'one country, two systems' formula that ensures freedoms not enjoyed on the mainland. 'We will not surrender': Hongkongers rally for support outside UK consulate