Japanese Prime Minister Fumio Kishida visits the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 21, 2023. REUTERS/Gleb Garanich 

Japanese Prime Minister Fumio Kishida visits the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 21, 2023. REUTERS/Gleb Garanich 

Japanese Prime Minister Fumio Kishida visits the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 21, 2023. REUTERS/Gleb Garanich 

Japanese Prime Minister Fumio Kishida visits the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 21, 2023. REUTERS/Gleb Garanich 

Japanese Prime Minister Fumio Kishida visits the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 21, 2023. REUTERS/Gleb Garanich 

Japanese Prime Minister Fumio Kishida visits the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 21, 2023. REUTERS/Gleb Garanich 

Japanese Prime Minister Fumio Kishida visits the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine continues, in Kyiv, Ukraine March 21, 2023. REUTERS/Gleb Garanich 

Japanese Prime Minister Fumio Kishida visits the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine continues, in Kyiv, Ukraine March 21, 2023. REUTERS/Gleb Garanich 

Japanese Prime Minister Fumio Kishida visits the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine continues, in Kyiv, Ukraine March 21, 2023. REUTERS/Gleb Garanich 

Japanese Prime Minister Fumio Kishida visits the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine continues, in Kyiv, Ukraine March 21, 2023. REUTERS/Gleb Garanich 

Anatolii, 68, holds a portrait of his son Yurii, 26, who was killed in a fight against Russian troops, as he visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

People visit the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

Women react as they visit the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

A woman reacts as she visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

Anatolii, 68, holds a portrait of his son Yurii, 26, who was killed in a fight against Russian troops, as he visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

A man reacts as he visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

A woman reacts as she visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

A Ukrainian serviceman consoles a woman as they visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

People visit the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

Anatolii, 68, holds a portrait of his son Yurii, 26, who was killed in a fight against Russian troops, as he visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

A Ukrainian serviceman visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

A man reacts as he visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

A man reacts as he visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

A man reacts as he visits the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich 

A Ukrainian serviceman hugs a woman as they visit the Wall of Remembrance to pay tribute to killed Ukrainian servicemen during a commemorative ceremony to mark the Volunteer Day honouring fighters, who joined the Ukrainian armed forces, amid Russia's attack on Ukraine, in Kyiv, Ukraine March 14, 2023. REUTERS/Gleb Garanich TPX IMAGES OF THE DAY 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy visit the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy embrace after their visit to the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy embrace after their visit to the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich TPX IMAGES OF THE DAY 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy embrace after their visit to the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy embrace after their visit to the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy visit the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy visit the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy visit the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy visit the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy visit the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy visit the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy visit the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy visit the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

U.S. President Joe Biden and Ukraine's President Volodymyr Zelenskiy visit the Wall of Remembrance to pay tribute to killed Ukrainian soldiers, amid Russia's attack on Ukraine, in Kyiv, Ukraine February 20, 2023. REUTERS/Gleb Garanich 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

A clown arrives to attend an annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers gather to attend an annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

A clown poses for photographers ahead of the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls TPX IMAGES OF THE DAY 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers gather to attend an annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers gather to attend an annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

A clown poses for photographers ahead of the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

A clown poses for photographers ahead of the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls TPX IMAGES OF THE DAY 

Clowns and entertainers gather to attend an annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers attend the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

A clown poses for photographers ahead of the annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls 

Clowns and entertainers gather to attend an annual service of remembrance in honour of British clown Joseph Grimaldi, at the All Saints Church in Haggerston, London, Britain, February 5, 2023. REUTERS/Henry Nicholls