Hong Kong pro-democracy tycoon Jimmy Lai has been charged under a Beijing-backed law critics say has been used to crack down on dissent.

A Hong Kong court heard final arguments Monday in the landmark national security trial of former pro-democracy newspaper founder Jimmy Lai, who could be sentenced to up to life in prison if convicted.

A court in Hong Kong resumed the closing arguments in the criminal trial of media mogul Jimmy Lai on charges of sedition and collusion with foreign powers.