A growing tide of youth-led protests has swept Thailand in recent weeks buoyed by anger against what many regard as an illegitimate, military-aligned government and an overly powerful royal family.
The private Facebook group, called Royalist Marketplace, was created in April and had more than a million members before it was taken down on Monday.
Requests like this are severe, contravene international human rights law, and have a chilling effect on peoples ability to express themselves, the platform said.
The company did not give details of the legal action, but warned that such requirements would undermine its ability to reliably invest in the country.
Everyone must respect the law of each country anyone who chooses otherwise, must be very careful, he said, adding that Thailand would defend itself if any lawsuit is brought against the country.
Pavin Chachavalpongpun, an exiledThaiactivist based in Japan and moderator for the group, told AFP it had been a place for genuine discussion on the monarchy, including its political role and protesters proposals for reforms.
Thailands biggest recent pro-democracy rallies have seen up to 20,000 turn out on the streets, in a movement partly inspired by the Hong Kong protests last year.
TheThaimonarchy has long been a taboo subject and is shielded by a harsh royal defamation law, under which people can be sentenced to up to 15 years per charge.
A small royalist counter-demonstration also took place outside the Japanese embassy with protesters demanding Tokyo deport Pavin back to Thailand to face lese-majeste charges.
Original article