While Chief Secretary Carrie Lam has suspended the bill, protesters are demanding that the legislation be completely withdrawn and that Lam resigns.
Police, in response, fired tear gas and charged with batons at protesters in several locations from shopping boulevardes to bar-lined streets, and also fired tear gas inside a train station.
"I fear the government's flat rejections of this is just one more missed opportunity to try to cool things down a bit", pro-democracy lawmaker Fernando Cheung told Reuters after a daytime rally near the financial centre's business district.
One female protester was seen being treated by paramedics, after she was hit in the face by a beanbag round.
China's civil aviation authority, or CAAC, issued a swathe of demands on Friday to Hong Kong's dominant airline, an indication that Beijing is prepared to take action against corporations seen as supporting - or at least tolerating - staff participation in the city's long-running protests.
Police have arrested more than 600 people since the unrest began more than two months ago.
Protesters hurled bricks at officers and ignored warnings to leave before tear gas was deployed in the Sham Shui Po area, police said, calling a march there an "unauthorized assembly". Chants such as "liberate Hong Kong, the revolution of our time" rang out as they filed into escalators alongside commuters and baffled tourists.
Hong Kong's government canceled all flights departing from the worldwide airport on Monday afternoon, sending police toward the airport as thousands of protesters occupied the terminals in a peaceful sit-in.
Beijing says criminals and agitators are stirring violence, encouraged by "interfering" foreign powers including Britain, but the protests seem to enjoy broad support in the city of more than seven million people.
China continues oil imports from Iran to show independence from U.S. sanctions
Prices slumped despite a modest rally in equity markets after the People's Bank of China moved to strengthen the yuan on Tuesday. But demand for safe-haven assets such as government debt underscored lingering anxiety over recession risks.
Police have arrested more than 600 people.
They were responding to allegations that police were using increasingly violent tactics to suppress protests.
They said that they were disillusioned with the inaction of the current administration that has led Hong Kong "into an age of decay".
The demonstrations began over proposed new legislation that would have allowed Hong Kong citizens accused of crimes to be tried in mainland China.
Raab's call drew the ire of the Chinese regime.
The Chinese authority ordered Cathay to submit information about all crew members flying to the mainland for verification and authorisation starting Sunday. One of the most high-profile brands in Hong Kong, Cathay became a visible target for Beijing last week after many of its employees took part in a general strike that resulted in the cancellation of hundreds of flights.
It also terminated two airport ground staff for "misconduct".
"China solemnly demands that the British side immediately stop all actions that meddle in Hong Kong affairs and interfere in China's internal affairs", said a Chinese foreign ministry spokeswoman.