Participants attend a ceremony marking the ninth anniversary of the Crimean referendum at the monument to the so-called "Polite People" or the Russian service members, who enhanced security during Russia's annexation of Crimea, in Simferopol, Crimea, March 16, 2023. REUTERS/Alexey Pavlishak 

Russian governor of Crimea Sergei Aksyonov, former presidential envoy Oleg Belaventsev and chairman of the local parliament Vladimir Konstantinov take part in a ceremony marking the ninth anniversary of the Crimean referendum at the monument to the so-called "Polite People" or the Russian service members, who enhanced security during Russia's annexation of Crimea, in Simferopol, Crimea, March 16, 2023. REUTERS/Alexey Pavlishak 

An elderly woman sits next to a board installed to mark the ninth anniversary of Russia's annexation of Crimea in Simferopol, Crimea, March 16, 2023. A board reads: "Crimean spring. People and fates". REUTERS/Alexey Pavlishak 

A woman poses for a picture in front of an installation, a fragment of which depicts a Russian service member enhancing security in the course of Russia's annexation of Crimea, during a ceremony marking the ninth anniversary of the Crimean referendum in Simferopol, Crimea, March 16, 2023. Slogans on the installation read: "Crimean spring. We've been together for 9 years". REUTERS/Alexey Pavlishak 

A man takes part in a ceremony marking the ninth anniversary of the Crimean referendum at the monument to the so-called "Polite People" or the Russian service members, who enhanced security during Russia's annexation of Crimea, in Simferopol, Crimea, March 16, 2023. REUTERS/Alexey Pavlishak 

Russian governor of Crimea Sergei Aksyonov takes part in a ceremony marking the ninth anniversary of the Crimean referendum at the monument to the so-called "Polite People" or the Russian service members, who enhanced security during Russia's annexation of Crimea, in Simferopol, Crimea, March 16, 2023. REUTERS/Alexey Pavlishak 

Russian governor of Crimea Sergei Aksyonov, former presidential envoy Oleg Belaventsev and chairman of the local parliament Vladimir Konstantinov take part in a ceremony marking the ninth anniversary of the Crimean referendum at the monument to the so-called "Polite People" or the Russian service members, who enhanced security during Russia's annexation of Crimea, in Simferopol, Crimea, March 16, 2023. REUTERS/Alexey Pavlishak 

Vehicles drive over the bridge connecting the Russian mainland with the Crimean Peninsula across the Kerch Strait, February 14, 2023. REUTERS/Stringer 

Construction crews work on the bridge connecting the Russian mainland with the Crimean Peninsula across the Kerch Strait, February 14, 2023. REUTERS/Stringer 

A view shows the hotel Villa Yelena, which is reportedly one of around 500 properties in the Crimean peninsula including some belonging to senior Ukrainian politicians and business figures that were nationalized by local Russian-installed authorities, in Yalta, Crimea, February 8, 2023. REUTERS/Alexey Pavlishak 

A view shows a building of the boarding house Sevastopol, which is reportedly one of around 500 properties in the Crimean peninsula including some belonging to senior Ukrainian politicians and business figures that were nationalized by local Russian-installed authorities, in Yalta, Crimea, February 8, 2023. REUTERS/Alexey Pavlishak 

A view shows the hotel Gornoye Solntse, which is reportedly one of around 500 properties in the Crimean peninsula including some belonging to senior Ukrainian politicians and business figures that were nationalized by local Russian-installed authorities, in Alupka, Crimea, February 8, 2023. REUTERS/Alexey Pavlishak 

A view shows the cinema Saturn IMAX, which is reportedly one of around 500 properties in the Crimean peninsula including some belonging to senior Ukrainian politicians and business figures that were nationalized by local Russian-installed authorities, in Yalta, Crimea, February 8, 2023. REUTERS/Alexey Pavlishak 

A view shows the children's health care centre Chaika, which is reportedly one of around 500 properties in the Crimean peninsula including some belonging to senior Ukrainian politicians and business figures that were nationalized by local Russian-installed authorities, in Yevpatoriya, Crimea, February 7, 2023. REUTERS/Alexey Pavlishak 

A view shows the premises of the Black Sea resort of Solnyshko, which is reportedly one of around 500 properties in the Crimean peninsula including some belonging to senior Ukrainian politicians and business figures that were nationalized by local Russian-installed authorities, in Yevpatoriya, Crimea, February 7, 2023. REUTERS/Alexey Pavlishak 

A view shows a closed branch of Piraeus Bank, which is reportedly one of around 500 properties in the Crimean peninsula including some belonging to senior Ukrainian politicians and business figures that were nationalized by local Russian-installed authorities, in Yevpatoriya, Crimea, February 7, 2023. REUTERS/Alexey Pavlishak 

A man walks past a portrait of Edward Chuchakin and Zoe Sofronova, local history bloggers, who was killed in an explosion on the Crimean Bridge in the Kerch Strait, in Saint Petersburg, Russia October 13, 2022. REUTERS/Igor Russak 

A participant walks past a stand displaying the map of the Crimean Peninsula at the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg, Russia June 17, 2022. REUTERS/Maxim Shemetov 

A view shows the North Crimean Canal near the town of Krasnoperekopsk, Crimea June 11, 2022. REUTERS/Alexey Pavlishak 

People are seen on a structure of the North Crimean Canal in the town of Krasnoperekopsk, Crimea June 11, 2022. REUTERS/Alexey Pavlishak 

A train moves along a bridge over the North Crimean Canal in the town of Dzhankoy, Crimea June 11, 2022. REUTERS/Alexey Pavlishak 

A man jumps into the waters of the North Crimean Canal in the town of Krasnoperekopsk, Crimea June 11, 2022. REUTERS/Alexey Pavlishak 

People fish on the bank of the North Crimean Canal during sunrise near the town of Krasnoperekopsk, Crimea June 11, 2022. REUTERS/Alexey Pavlishak 

A view shows the North Crimean Canal near the town of Krasnoperekopsk, Crimea June 11, 2022. REUTERS/Alexey Pavlishak 

People sunbathe on the bank of the North Crimean Canal in the town of Krasnoperekopsk, Crimea June 11, 2022. REUTERS/Alexey Pavlishak 

A member of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, prepares to leave for training in Kyiv, Ukraine May 28, 2022. Picture taken May 28, 2022. REUTERS/Edgar Su 

Members of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, prepare to leave for training in Kyiv, Ukraine May 28, 2022. Picture taken May 28, 2022. REUTERS/Edgar Su 

Members of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, pose for a photo before leaving for training in Kyiv, Ukraine May 28, 2022. Picture taken May 28, 2022. REUTERS/Edgar Su 

Isa Akayev, commander of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, prepares to leave for training, as Russia's attacks on Ukraine continue, in Kyiv, Ukraine May 28, 2022. Picture taken May 28, 2022. REUTERS/Edgar Su 

A member of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, stands near a checkpoint as they show Reuters a village which fierce fighting took place early in Russia's attack on Ukraine, in Kyiv region, Ukraine May 28, 2022. Picture taken May 28, 2022. REUTERS/Edgar Su 

Isa Akayev, commander of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, prepares to leave for training, as Russia's attacks on Ukraine continues, in Kyiv, Ukraine May 28, 2022. Picture taken May 28, 2022. REUTERS/Edgar Su 

Members of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, prepare to leave for training, as Russia's attacks on Ukraine continues, in Kyiv, Ukraine May 28, 2022. Picture taken May 28, 2022. REUTERS/Edgar Su 

Isa Akayev, commander of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, looks on next to a destroyed house, as Russia's attacks on Ukraine continues, in Kyiv region, Ukraine May 28, 2022. Picture taken May 28, 2022. REUTERS/Edgar Su 

A member of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, prays in Kyiv, Ukraine May 27, 2022. Picture taken May 27, 2022. REUTERS/Edgar Su 

Members of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, perform Friday prayers, as Russia's attacks on Ukraine continues, in Kyiv, Ukraine May 27, 2022. Picture taken May 27, 2022. REUTERS/Edgar Su 

Members of the Crimea battalion, a Ukrainian army unit made up mostly of Crimean Tatar Muslims, perform Friday prayers, as Russia's attacks on Ukraine continues, in Kyiv, Ukraine May 27, 2022. Picture taken May 27, 2022. REUTERS/Edgar Su 

Children attend a master class on baking traditional Ukrainian Easter cakes at the Crimean Bakery bakery in Lviv, Ukraine, April 21, 2022. REUTERS/Pavlo Palamarchuk 

Traditional Ukrainian Easter cakes baked for the Ukrainian military are pictured at the Crimean Bakery bakery in Lviv, Ukraine, April 21, 2022. REUTERS/Pavlo Palamarchuk 

Traditional Ukrainian Easter cakes baked for the Ukrainian military are pictured at the Crimean Bakery bakery in Lviv, Ukraine, April 21, 2022. REUTERS/Pavlo Palamarchuk 

People prepare a dough for traditional Ukrainian Easter cakes to bake them for the Ukrainian military, at the Crimean Bakery bakery in Lviv, Ukraine, April 21, 2022. REUTERS/Pavlo Palamarchuk 

A woman prepares a dough for traditional Ukrainian Easter cakes to bake them for the Ukrainian military, at the Crimean Bakery bakery in Lviv, Ukraine, April 21, 2022. REUTERS/Pavlo Palamarchuk 

People prepare a dough for traditional Ukrainian Easter cakes to bake them for the Ukrainian military, at the Crimean Bakery bakery in Lviv, Ukraine, April 21, 2022. REUTERS/Pavlo Palamarchuk 

Children attend a master class on baking traditional Ukrainian Easter cakes at the Crimean Bakery bakery in Lviv, Ukraine, April 21, 2022. REUTERS/Pavlo Palamarchuk 

Children attend a master class on baking traditional Ukrainian Easter cakes at the Crimean Bakery bakery in Lviv, Ukraine, April 21, 2022. REUTERS/Pavlo Palamarchuk 

Members of the Ukrainian delegation, David Arakhamia, head of the Servant of the People faction, Mykhailo Podolyak, a political adviser to President Volodymyr Zelenskiy, and Crimean Tatar leader Mustafa Dzhemilev talk to media after their meeting with Russian negotiators in Istanbul, Turkey March 29, 2022. REUTERS/Mehmet Emin Caliskan 

Crimean Tatar leader Mustafa Dzhemilev, a member of the Ukrainian delegation, leaves as a person in his car flashes a V-sign after a meeting with Russian negotiators in Istanbul, Turkey March 29, 2022. REUTERS/Kemal Aslan 

Members of the Ukrainian delegation, David Arakhamia, head of the Servant of the People faction, Mykhailo Podolyak, a political adviser to President Volodymyr Zelenskiy, and Crimean Tatar leader Mustafa Dzhemilev talk to media after their meeting with Russian negotiators in Istanbul, Turkey March 29, 2022. REUTERS/Mehmet Emin Caliskan 

Members of the Ukrainian delegation, David Arakhamia, head of the Servant of the People faction, Mykhailo Podolyak, a political adviser to President Volodymyr Zelenskiy, and Crimean Tatar leader Mustafa Dzhemilev talk to media after their meeting with Russian negotiators in Istanbul, Turkey March 29, 2022. REUTERS/Mehmet Emin Caliskan 

A woman looks at the monument to the so-called "polite people" or the Russian servicemen, who enhanced security during the Crimean referendum to secede from Ukraine and join Russia, during celebrations of the eighth anniversary of Russia's annexation of Crimea in Simferopol, Crimea March 18, 2022. REUTERS/Alexey Pavlishak 

Crimean Tatars attend a prayer during the Muslim holiday of Eid al-Adha in the town of Saky, Crimea July 20, 2021. REUTERS/Alexey Pavlishak 

Crimean Tatars walk after a prayer during the Muslim holiday of Eid al-Adha in the town of Saky, Crimea July 20, 2021. REUTERS/Alexey Pavlishak 

Crimean Tatars prepare to slaughter sacrificial sheep during the Muslim holiday of Eid al-Adha in the town of Saky, Crimea July 20, 2021. REUTERS/Alexey Pavlishak 

Crimean Tatars prepare to slaughter sacrificial sheep during the Muslim holiday of Eid al-Adha in the town of Saky, Crimea July 20, 2021. REUTERS/Alexey Pavlishak 

A participant holds a Crimean Tatars flag during a rally marking the anniversary of the mass deportation of Crimean Tatars from the region in 1944, in Yevpatoriya, Crimea May 18, 2021. REUTERS/Alexey Pavlishak 

A man reacts during a rally marking the anniversary of the mass deportation of Crimean Tatars from the region in 1944, in Yevpatoriya, Crimea May 18, 2021. REUTERS/Alexey Pavlishak 

Head of Crimea Sergei Aksyonov attends a ceremony marking the seventh anniversary of Russia's annexation of Crimea in Simferopol, Crimea March 16, 2021. The inscription reads: "Crimean spring". REUTERS/Alexey Pavlishak 

A veteran stands next to a monument to the so-called "polite people" or the Russian servicemen, who enhanced security during the Crimean referendum to secede from Ukraine and join Russia, after a ceremony marking the seventh anniversary of Russia's annexation of Crimea, in Simferopol, Crimea March 16, 2021. REUTERS/Alexey Pavlishak 

A man poses for a picture at a street installation set to mark the seventh anniversary of Russia's annexation of Crimea, in Simferopol, Crimea March 16, 2021. The inscription reads: "Crimean spring. Seven years at home". REUTERS/Alexey Pavlishak 

A pedestrian walks in an underpass painted to look like a prison corridor in central Kyiv, Ukraine February 2, 2021. Georgian artist David Kukhalashvili created the art project "Underground Despair", dedicated to 98 Crimean residents who were arrested after the annexation of the peninsula by Russia. REUTERS/Gleb Garanich 

A pedestrian walks in an underpass painted to look like a prison corridor in central Kyiv, Ukraine February 2, 2021. Georgian artist David Kukhalashvili created the art project "Underground Despair", dedicated to 98 Crimean residents who were arrested after the annexation of the peninsula by Russia. REUTERS/Gleb Garanich