Images of the Communist icons Karl Marx, Friedrich Engels, Vladimir Lenin are seen during the People's Liberation Front party march to mark the World Labour Day in Colombo, Sri Lanka May 1, 2023. REUTERS/Dinuka Liyanawatte 

German Health Minister Karl Lauterbach, President of Robert Koch Institute (RKI) Lothar Wieler and President of the German Interdisciplinary Association for Intensive Care and Emergency Medicine (DIVI) Gernot Marx arrive for a news conference on the coronavirus disease (COVID-19) pandemic in Berlin, Germany, April 8, 2022. REUTERS/Hannibal Hanschke 

German Health Minister Karl Lauterbach, President of Robert Koch Institute (RKI) Lothar Wieler and President of the German Interdisciplinary Association for Intensive Care and Emergency Medicine (DIVI) Gernot Marx attend a news conference on the coronavirus disease (COVID-19) pandemic in Berlin, Germany, April 8, 2022. REUTERS/Hannibal Hanschke 

German Health Minister Karl Lauterbach, President of Robert Koch Institute (RKI) Lothar Wieler and President of the German Interdisciplinary Association for Intensive Care and Emergency Medicine (DIVI) Gernot Marx attend a news conference on the coronavirus disease (COVID-19) pandemic in Berlin, Germany, April 8, 2022. REUTERS/Hannibal Hanschke 

German Health Minister Karl Lauterbach, President of Robert Koch Institute (RKI) Lothar Wieler and President of the German Interdisciplinary Association for Intensive Care and Emergency Medicine (DIVI) Gernot Marx attend a news conference on the coronavirus disease (COVID-19) pandemic in Berlin, Germany, April 8, 2022. REUTERS/Hannibal Hanschke 

German Health Minister Karl Lauterbach, President of Robert Koch Institute (RKI) Lothar Wieler and President of the German Interdisciplinary Association for Intensive Care and Emergency Medicine (DIVI) Gernot Marx attend a news conference on the coronavirus disease (COVID-19) pandemic in Berlin, Germany, April 8, 2022. REUTERS/Hannibal Hanschke 

German Health Minister Karl Lauterbach, President of Robert Koch Institute (RKI) Lothar Wieler and President of the German Interdisciplinary Association for Intensive Care and Emergency Medicine (DIVI) Gernot Marx attend a news conference on the coronavirus disease (COVID-19) pandemic in Berlin, Germany, April 8, 2022. REUTERS/Hannibal Hanschke 

Pigeons sit on a monument to German philosopher Karl Marx in Moscow, Russia June 19, 2020. REUTERS/Evgenia Novozhenina 

Chinese servicemen walk past portraits of German philosophers Karl Marx and Friedrich Engels and patrol a street near the Great Hall of the People on the opening day of the National People's Congress (NPC) following the outbreak of the coronavirus disease (COVID-19), in Beijing, China May 22, 2020. REUTERS/Thomas Peter TPX IMAGES OF THE DAY 

An employee wearing a protective mask uses a device to take passengers' body temperature near a mosaic artwork, which depicts German philosopher Karl Marx, at an entrance to a metro station in central Moscow, Russia May 1, 2020. Russia marks the Spring and Labour Day without traditional demonstrations and celebrations due to the coronavirus disease (COVID-19) outbreak. REUTERS/Shamil Zhumatov 

An aerial view shows the Karl-Marx-Allee boulevard, as the spread of the coronavirus disease (COVID-19) continues in Berlin, Germany, April 8, 2020. Picture taken with a drone, April 8, 2020. REUTERS/Axel Schmidt 

An aerial view shows the Karl-Marx-Allee boulevard, as the spread of the coronavirus disease (COVID-19) continues in Berlin, Germany, April 8, 2020. Picture taken with a drone, April 8, 2020. REUTERS/Axel Schmidt 

Election posters of several parties are pictured in front of a sculpture of Karl Marx in Chemnitz, Germany, August 12, 2019. REUTERS/Hannibal Hanschke 

Election posters of several parties are pictured in front of a sculpture of Karl Marx in Chemnitz, Germany, August 12, 2019. REUTERS/Hannibal Hanschke 

Flowers during cherry blossom season are pictured at Karl-Marx-Allee avenue in Berlin, Germany, April 4, 2019. REUTERS/Fabrizio Bensch 

Flowers during cherry blossom season are pictured at Karl-Marx-Allee avenue in Berlin, Germany, April 4, 2019. REUTERS/Fabrizio Bensch 

A Karl Marx puppet is placed on a seat while delegates of a three day party congress of Germany's left-wing party Die Linke vote in Bonn, Germany February 22, 2019. REUTERS/Wolfgang Rattay TPX IMAGES OF THE DAY 

A Karl Marx puppet is placed on a seat while delegates of a three day party congress of Germany's left-wing party Die Linke vote in Bonn, Germany February 22, 2019. REUTERS/Wolfgang Rattay 

A Karl Marx puppet is placed on a seat during a three day party congress of Germany's left-wing party Die Linke in Bonn, Germany February 22, 2019. REUTERS/Wolfgang Rattay 

The Tomb of Karl Marx is seen daubed in red paint in Highgate Cemetery in London, Britain, February 17, 2019. REUTERS/Peter Nicholls 

The Tomb of Karl Marx is seen daubed in red paint in Highgate Cemetery in London, Britain, February 17, 2019. REUTERS/Peter Nicholls 

The Tomb of Karl Marx is seen daubed in red paint in Highgate Cemetery in London, Britain, February 17, 2019. REUTERS/Peter Nicholls 

The Tomb of Karl Marx is seen daubed in red paint in Highgate Cemetery in London, Britain, February 17, 2019. REUTERS/Peter Nicholls 

The Tomb of Karl Marx is seen daubed in red paint in Highgate Cemetery in London, Britain, February 17, 2019. REUTERS/Peter Nicholls 

The Tomb of Karl Marx is seen daubed in red paint in Highgate Cemetery in London, Britain, February 17, 2019. REUTERS/Peter Nicholls 

The Tomb of Karl Marx is seen daubed in red paint in Highgate Cemetery in London, Britain, February 17, 2019. REUTERS/Peter Nicholls 

The Tomb of Karl Marx is seen daubed in red paint in Highgate Cemetery in London, Britain, February 17, 2019. REUTERS/Peter Nicholls 

The Tomb of Karl Marx is seen daubed in red paint in Highgate Cemetery in London, Britain, February 17, 2019. REUTERS/Peter Nicholls 

The Tomb of Karl Marx is seen daubed in red paint in Highgate Cemetery in London, Britain, February 17, 2019. REUTERS/Peter Nicholls 

Images of the revolutionary icons Karl Marx and Vladimir Lenin are seen next to t-shirts at a shop in Hanoi, Vietnam January 30, 2019. Picture Taken January 30, 2019. REUTERS/Kham 

Images of the revolutionary icons Karl Marx and Vladimir Lenin are seen next to Vietnamese memorabilia at a shop in Hanoi, Vietnam January 30, 2019. Picture Taken January 30, 2019. REUTERS/Kham 

A memorial to German philosopher Karl Marx is seen after it was vandalised at Highgate Cemetery in north London, Britain, February 5, 2019. REUTERS/Peter Nicholls 

A memorial to German philosopher Karl Marx is seen after it was vandalised at Highgate Cemetery in north London, Britain, February 5, 2019. REUTERS/Peter Nicholls 

A memorial to German philosopher Karl Marx is seen after it was vandalised at Highgate Cemetery in north London, Britain, February 5, 2019. REUTERS/Peter Nicholls 

A memorial to German philosopher Karl Marx is seen after it was vandalised at Highgate Cemetery in north London, Britain, February 5, 2019. REUTERS/Peter Nicholls 

Banners hang from an apartment block on Karl Marx Allee in Berlin, Germany, November 20, 2018, to protest against plans to sell flats on a boulevard of imposing Stalinist architecture that was one of the flagship building projects of the former German Democratic Republic after World War Two. Banners read "Capitalist Avenue - flogged to Deutsche Wohnen for 28 Million". Picture taken November 20, 2018. REUTERS/Joachim Herrmann 

Banners hang from an apartment block on Karl Marx Allee in Berlin, Germany, November 20, 2018, to protest against plans to sell flats on a boulevard of imposing Stalinist architecture that was one of the flagship building projects of the former German Democratic Republic after World War Two. Banners read "Capitalist Avenue - flogged to Deutsche Wohnen for 28 Million". Picture taken November 20, 2018. REUTERS/Joachim Herrmann 

Banners hang from an apartment block on Karl Marx Allee in Berlin, Germany, November 20, 2018, to protest against plans to sell flats on a boulevard of imposing Stalinist architecture that was one of the flagship building projects of the former German Democratic Republic after World War Two. Banners read "capitalist avenue" and "tenants action against speculation". Picture taken November 20, 2018. REUTERS/Joachim Herrmann 

Locals attach a banner reading "Chemnitz is neither grey nor brown" on the Karl Marx monument in Chemnitz, Germany September 1, 2018. REUTERS/Hannibal Hanschke 

A banner reading "Chemnitz is neither grey nor brown" attached by locals on the Karl Marx monument in Chemnitz, Germany September 1, 2018. REUTERS/Hannibal Hanschke 

Locals attach a banner reading "Chemnitz is neither grey nor brown" on the Karl Marx monument in Chemnitz, Germany September 1, 2018. REUTERS/Hannibal Hanschke 

Locals attach a banner reading "Chemnitz is neither grey nor brown" on the Karl Marx monument in Chemnitz, Germany September 1, 2018. REUTERS/Hannibal Hanschke 

A woman takes pictures of the Karl Marx sculpture in Chemnitz, Germany, August 31, 2018. REUTERS/Hannibal Hanschke 

The Karl Marx sculpture is pictured in Chemnitz, Germany, August 31, 2018. REUTERS/Hannibal Hanschke 

A woman takes pictures of the Karl Marx sculpture in Chemnitz, Germany, August 31, 2018. REUTERS/Hannibal Hanschke 

The Karl Marx sculpture is pictured in Chemnitz, Germany, August 31, 2018. REUTERS/Hannibal Hanschke 

The Karl Marx sculpture is pictured in Chemnitz, Germany, August 31, 2018. REUTERS/Hannibal Hanschke 

A woman stands at a window next to the Karl Marx sculpture in Chemnitz, Germany, August 31, 2018. REUTERS/Hannibal Hanschke 

The Karl Marx sculpture is pictured in Chemnitz, Germany, August 31, 2018. REUTERS/Hannibal Hanschke 

Police officers stand next to the Karl Marx sculpture in Chemnitz, Germany, August 31, 2018. REUTERS/Hannibal Hanschke 

A hair decoration with Karl Marx image is seen during the unveiling of the 4.4 metres (14 feet) high bronze statue of Karl Marx, created by Chinese artist Wu Weishan and donated by China, to mark the 200th birth anniversary of the German philosopher in his hometown Trier, Germany May 5, 2018. REUTERS/Wolfgang Rattay TPX IMAGES OF THE DAY 

The 4.4 metres (14 feet) high bronze statue of Karl Marx, created by Chinese artist Wu Weishan and donated by China to mark the 200th birth anniversary of the German philosopher, is seen in his hometown Trier, Germany May 5, 2018. REUTERS/Wolfgang Rattay 

The 4.4 metres (14 feet) high bronze statue of Karl Marx, created by Chinese artist Wu Weishan and donated by China to mark the 200th birth anniversary of the German philosopher, is seen in his hometown Trier, Germany May 5, 2018. REUTERS/Wolfgang Rattay 

Chinese artist Wu Weishan poses next to his 4.4 metres (14 feet) high bronze statue of Karl Marx, donated by China, to mark the 200th birth anniversary of the German philosopher in his hometown Trier, Germany May 5, 2018. REUTERS/Wolfgang Rattay 

Chinese artist Wu Weishan poses next to his 4.4 metres (14 feet) high bronze statue of Karl Marx, donated by China, to mark the 200th birth anniversary of the German philosopher in his hometown Trier, Germany May 5, 2018. REUTERS/Wolfgang Rattay 

Chinese artist Wu Weishan speaks during the unveiling ceremony of his 4.4 metres (14 feet) high bronze statue of Karl Marx, donated by China, to mark the 200th birth anniversary of the German philosopher in his hometown Trier, Germany May 5, 2018. REUTERS/Wolfgang Rattay 

Chinese artist Wu Weishan speaks during the unveiling ceremony of his 4.4 metres (14 feet) high bronze statue of Karl Marx, donated by China, to mark the 200th birth anniversary of the German philosopher in his hometown Trier, Germany May 5, 2018. REUTERS/Wolfgang Rattay 

People pose in front of the 4.4 metres (14 feet) high bronze statue of Karl Marx, created by Chinese artist Wu Weishan and donated by China to mark the 200th birth anniversary of the German philosopher, in his hometown Trier, Germany May 5, 2018. REUTERS/Wolfgang Rattay 

A man poses in front of the 4.4 metres (14 feet) high bronze statue of Karl Marx, created by Chinese artist Wu Weishan and donated by China to mark the 200th birth anniversary of the German philosopher, in his hometown Trier, Germany May 5, 2018. REUTERS/Wolfgang Rattay