Princess Maha Chakri Sirindhorn pays homage to the bust of her late father Thailand's King Bhumibol Adulyadej, offered to the city of Lausanne, where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

A view of the bust of Thailand's late King Bhumibol Adulyadej, offered to the city of Lausanne, where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

Guests pose in front of the bust of Thailand's late King Bhumibol Adulyadej, offered to the city of Lausanne, where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

Guests pose in front of the bust of Thailand's late King Bhumibol Adulyadej, offered to the city of Lausanne, where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

Guests pose in front of the bust of Thailand's late King Bhumibol Adulyadej, offered to the city of Lausanne, where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

Princess Maha Chakri Sirindhorn attends the unveiling of the bust of her late father Thailand's King Bhumibol Adulyadej, offered to the city of Lausanne, where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

Princess Maha Chakri Sirindhorn attends the unveiling of the bust of her late father Thailand's King Bhumibol Adulyadej, offered to the city of Lausanne, where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

A guest pays homage to the bust of Thailand's late King Bhumibol Adulyadej, offered to the city of Lausanne where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

Princess Maha Chakri Sirindhorn leaves after attending the unveiling of the bust of her late father Thailand's King Bhumibol Adulyadej, offered to the city of Lausanne where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

Guests pose in front of the bust of Thailand's late King Bhumibol Adulyadej, offered to the city of Lausanne, where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

A view of the bust of Thailand's late King Bhumibol Adulyadej, offered to the city of Lausanne, where he spent many years studying, by the alumni association of Thai students in Switzerland, at the Thai Pavillon in the Denantou park in Lausanne, Switzerland, September 14, 2022. REUTERS/Denis Balibouse 

Thailand's Royal Noble Consort Sineenat Wongvajirapakdi attends a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's Royal Noble Consort Sineenat Wongvajirapakdi attends a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's Royal Noble Consort Sineenat Wongvajirapakdi attends a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's Royal Noble Consort Sineenat Wongvajirapakdi attends a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's Queen Sutthida attends a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's King Maha Vajiralongkorn attends a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's King Maha Vajiralongkorn waves to royalists during a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's King Maha Vajiralongkorn attends a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's King Maha Vajiralongkorn attends a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's King Maha Vajiralongkorn arrives at a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Health workers administer COVID-19 swab tests on royalists before they attend a groundbreaking ceremony for a monument of Thailand's late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's Queen Suthida and Princess Sirivannavari Nariratana arrive at a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's Queen Suthida and Princess Sirivannavari Nariratana arrive at a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Thailand's King Maha Vajiralongkorn, Queen Suthida, and Princess Sirivannavari Nariratana arrive at a groundbreaking ceremony for a monument of late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

A royalist holds up a picture of Thailand's late King Bhumibol Adulyadej as she attends a groundbreaking ceremony for a monument of his at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

A royalist attends a groundbreaking ceremony for a monument of Thailand's late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

Royalists attend a groundbreaking ceremony for a monument of Thailand's late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

A health worker administers a COVID-19 swab test on a royalist before she attends a groundbreaking ceremony for a monument of Thailand's late King Bhumibol Adulyadej at a park in Bangkok, Thailand, December 5, 2021. REUTERS/Chalinee Thirasupa 

People take pictures as a steam train leaves the Hualamphong station for a trip to mark the birthday of Thailand's late King Bhumibol Adulyadej in Bangkok, Thailand, December 5, 2021. REUTERS/Athit Perawongmetha 

A loco pilot works inside a steam train as it prepares to leave the Hualamphong station for a trip to mark the birthday of Thailand's late King Bhumibol Adulyadej in Bangkok, Thailand, December 5, 2021. REUTERS/Athit Perawongmetha 

People take pictures as a steam train leaves the Hualamphong station for a trip to mark the birthday of Thailand's late King Bhumibol Adulyadej in Bangkok, Thailand, December 5, 2021. REUTERS/Athit Perawongmetha 

A steam train leaves the Hualamphong station for a trip to mark the birthday of Thailand's late King Bhumibol Adulyadej in Bangkok, Thailand, December 5, 2021. REUTERS/Athit Perawongmetha 

Women wearing historical dresses pose next to a steam train as they prepare to leave the Hualamphong station for a trip to mark the birthday of Thailand's late King Bhumibol Adulyadej in Bangkok, Thailand, December 5, 2021. REUTERS/Athit Perawongmetha 

People are pictured inside the carriage of a steam train as they leave the Hualamphong station for a trip to mark the birthday of Thailand's late King Bhumibol Adulyadej in Bangkok, Thailand, December 5, 2021. REUTERS/Athit Perawongmetha 

A woman holds a picture of Thailand's late King Bhumibol Adulyadej during a rally demanding the prime minister to resign and reforms on the monarchy, in Bangkok's shopping district, Thailand February 10, 2021. REUTERS/Athit Perawongmetha 

Royalists use their mobile phones during a drone light show at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Royalists use their mobile phones during a drone light show at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's King Maha Vajiralongkorn greets royalists at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's King Maha Vajiralongkorn leaves after a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's Royal Noble Consort Sineenat Wongvajirapakdi attends a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's King Maha Vajiralongkorn greets supporters next to Queen Suthida, Princess Bajrakitiyabha and Princess Sirivannavari Nariratana at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

A map of Thailand is displayed in the sky during a drone light show at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Soe Zeya Tun 

Royalists take pictures of a drone light show at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Royalists gather at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Royalists gather at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's King Maha Vajiralongkorn greets royalists next to his daughter Princess Sirivannavari Nariratana at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Soe Zeya Tun 

Thailand's King Maha Vajiralongkorn greets royalists at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's King Maha Vajiralongkorn greets royalists at a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

A general view of a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's King Maha Vajiralongkorn greets royalists ahead of a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's King Maha Vajiralongkorn arrives to attend a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

People participate in a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's Queen Suthida greets royalists ahead of a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's King Maha Vajiralongkorn, Queen Suthida, Princess Bajrakitiyabha and Princess Sirivannavari Nariratana look on, ahead of a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha REFILE - CORRECTING NAME 

Thailand's King Maha Vajiralongkorn greets royalists ahead of a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's King Maha Vajiralongkorn greets royalists ahead of a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Athit Perawongmetha 

Thailand's Queen Suthida greets royalists ahead of a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Soe Zeya Tun 

Thailand's King Maha Vajiralongkorn greets royalists ahead of a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Soe Zeya Tun 

Thailand's King Maha Vajiralongkorn greets royalists ahead of a candlelight vigil to remember the birthday of Thailand's late King Bhumibol Adulyadej, outside the Grand Palace in Bangkok, Thailand, December 5, 2020. REUTERS/Soe Zeya Tun