President Donald Trump's "reciprocal tariffs" have triggered instant retaliatory reaction from Hong Kong, which functions as a special administrative region (SAR) of China — the nation hardest hit by the levies.

Hong Kong is in the "unfortunate" position of being caught in the crossfire of US President Donald Trump's tariff policies, the American Chamber of Commerce in the city has said. The influential business group said on Monday that it supported the Hong Kong government's stance that the city was a separate customs entity distinct from mainland China,