“Stand with Hong Kong, stand with Hong Kong,” the protesters chanted in a sea of American flags. The chants came from thousands of people who marched from Chater Garden to the US Consulate in the city on Saturday to call on Washington to back the proposed Hong Kong Human Rights and Democracy Act. The protesters want the US Congress to pass the bipartisan bill which would put Hong Kong’s trading privileges from the United States up for annual review. The privileges would rest on whether Hong…