Aung San Suu Kyi will not be freed from incarceration by her military captors in Myanmar as they are worried about the influence she still wields in the country, her youngest son has warned.

Kim Aris, who has spent the last five years campaigning for his mother to be freed from her latest jail term, said he was concerned about the 81-year-old’s health and demanded greater transparency about the conditions she is being held under.

Speaking at The Independent’s latest screening in London of its documentary examining the controversial former leader’s political career and legacy Cancelled: The Rise and Fall of Aung San Suu Kyi , Mr Aris said his mother had been imprisoned on trumped-up charges.

Asked why she was still being held by Myanmar’s military chief-turned-president Min Aung Hlaing, he said: “I think he’s still afraid of her, ultimately, the power she is able to hold in Burma is still much greater than people realise and the people of Burma still support her.

“When they freed her previously I don’t…