Jimmy Lai, the pugnacious Hong Kong media tycoon whose now shuttered tabloid Apple Daily was a regular thorn in Beijing’s side, took the stand Wednesday in his own defense for the first time in a high stakes national security trial that could send him to prison for life.

Jailed former Hong Kong media mogul Jimmy Lai took the stand for the first time Wednesday in his trial on conspiracy to collude with foreign powers and publishing seditious anti-government material.

Hong Kong media tycoon and pro-democracy advocate Jimmy Lai, 76, testified in court for the first time on Wednesday in his landmark national security trial, accused of endangering China's national security by colluding with foreign forces.