Pianist Igor Levit gestures following his performance during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Pianist Igor Levit reacts after his performance during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Pianist Igor Levit performs during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Fridays for Future activist Luisa Neubauer speaks on stage during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Fridays for Future activist Luisa Neubauer holds a sticker reading "Yes to the referendum" as she speaks on stage during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Fridays for Future activist Luisa Neubauer speaks on stage during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Arnim Teutoburg-Weiss from the band Beatsteaks performs during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Arnim Teutoburg-Weiss from the band Beatsteaks performs during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Arnim Teutoburg-Weiss from the band Beatsteaks performs during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Maja Goepel speaks during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Maja Goepel speaks during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

A general view of the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Fridays for Future activist Luisa Neubauer speaks during an interview at the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

Children hold a placard reading "No emissions" during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse REFILE - CORRECTING PLACARD TRANSLATION 

People speak on the stage during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

A child holds a placard reading "No emissions" during the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse REFILE - CORRECTING PLACARD TRANSLATION 

A person in an inflatable costume attends the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

People attend the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. The banner reads: "Wissing: after me the climate hell". REUTERS/Annegret Hilse 

People gather to attend the 'Berlin Climate Aid' demonstration to support the referendum 'Berlin 2030 Climate Neutral' at the Brandenburg gate in Berlin, Germany March 25, 2023. REUTERS/Annegret Hilse 

A SUV is piled into the ground in front of Berlin's landmark Brandenburg Gate during a protest "stop crashing the climate" by Greenpeace in Berlin, Germany, March 22, 2023. REUTERS/Michele Tantussi 

A SUV is piled into the ground in front of Berlin's landmark Brandenburg Gate during a protest "stop crashing the climate" by Greenpeace in Berlin, Germany, March 22, 2023. REUTERS/Michele Tantussi 

A SUV is piled into the ground in front of Berlin's landmark Brandenburg Gate during a protest "stop crashing the climate" by Greenpeace in Berlin, Germany, March 22, 2023. REUTERS/Michele Tantussi 

A SUV is piled into the ground in front of Berlin's landmark Brandenburg Gate during a protest "stop crashing the climate" by Greenpeace in Berlin, Germany, March 22, 2023. REUTERS/Michele Tantussi 

A SUV is piled into the ground in front of Berlin's landmark Brandenburg Gate during a protest "stop crashing the climate" by Greenpeace in Berlin, Germany, March 22, 2023. REUTERS/Michele Tantussi TPX IMAGES OF THE DAY 

The Brandenburg Gate is illuminated in the colours of the Ukrainian flag during final rally of the demonstration "Stand with Ukraine, #fullscale freedom" to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Annegret Hilse 

Ukraine’s President Volodymyr Zelenskiy delivers a recorded address to the protesters in front of the Brandenburg Gate, as they take part in a protest to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Annegret Hilse 

Ukraine’s President Volodymyr Zelenskiy delivers a recorded address to the protesters in front of the Brandenburg Gate, as they take part in a protest to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Annegret Hilse 

The Brandenburg Gate is illuminated in the colours of the Ukrainian flag to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Annegret Hilse 

The Brandenburg Gate is illuminated in the colours of the Ukrainian flag as people take part in a protest to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

Ukraine’s President Volodymyr Zelenskiy delivers a recorded address to the protesters in front of the Brandenburg Gate, as they take part in a protest to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

The Brandenburg Gate is illuminated in the colours of the Ukrainian flag as people take part in a protest to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch TPX IMAGES OF THE DAY 

The Brandenburg Gate is illuminated in the colours of the Ukrainian flag as people take part in a protest to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

A man holds a sign during a protest to mark the one-year anniversary of the Russian invasion of Ukraine at the Brandenburg Gate, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

A woman holds a Ukrainian flag with crest during a protest to mark the one-year anniversary of the Russian invasion of Ukraine at the Brandenburg Gate, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

A woman holds a placard during a protest to mark the one-year anniversary of the Russian invasion of Ukraine at the Brandenburg Gate, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

People take part in a protest to mark the one-year anniversary of the Russian invasion of Ukraine at the Brandenburg Gate, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

People carry Ukrainian flags ahead of a protest to mark the one-year anniversary of the Russian invasion of Ukraine, at the Brandenburg Gate, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

A woman looks on ahead of a protest to mark the one-year anniversary of the Russian invasion of Ukraine, at the Brandenburg Gate, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

Protester looks on ahead of a protest to mark the one-year anniversary of the Russian invasion of Ukraine at the Brandenburg Gate, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

People carry Ukrainian flags ahead of a protest to mark the one-year anniversary of the Russian invasion of Ukraine, at the Brandenburg Gate, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

The remains of a destroyed Russian T-72 tank, secured from the Ukrainian village of Dmytrivka, outside Kyiv are on display near the the Brandenburg Gate during an event to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

The remains of a destroyed Russian T-72 tank, secured from the Ukrainian village of Dmytrivka, outside Kyiv are on display near the the Brandenburg Gate during an event to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

The remains of a destroyed Russian T-72 tank, secured from the Ukrainian village of Dmytrivka, outside Kyiv are on display near the the Brandenburg Gate during an event to mark the one-year anniversary of the Russian invasion of Ukraine, in Berlin, Germany, February 24, 2023. REUTERS/Fabrizio Bensch 

German President Frank-Walter Steinmeier holds a speech during a commemoration event for the victims of the earthquake in Turkey and Syria in front of the Brandenburg gate in Berlin, Germany February 20, 2023. REUTERS/Annegret Hilse 

German President Frank-Walter Steinmeier, Katarina Barley, executive board member of Social Democratic Party (SPD), German Agriculture Minister Cem Oezdemir, members of the Turkish community in Germany and members of the association of the German-Syrian aid organizations stand together during a commemoration event for the victims of the earthquake in Turkey and Syria in front of the Brandenburg gate in Berlin, Germany February 20, 2023. REUTERS/Annegret Hilse 

German President Frank-Walter Steinmeier holds a speech during a commemoration event for the victims of the earthquake in Turkey and Syria in front of the Brandenburg gate in Berlin, Germany February 20, 2023. REUTERS/Annegret Hilse 

People walk alongside tractors as they attend the "Wir haben es satt" (We are fed up) demonstration for more ecological agriculture, in front of the Brandenburg Gate in Berlin, Germany, January 21, 2023. REUTERS/Christian Mang 

People attend the "Wir haben es satt" (We are fed up) demonstration for more ecological agriculture, in front of the Brandenburg Gate in Berlin, Germany, January 21, 2023. REUTERS/Christian Mang 

People attend the "Wir haben es satt" (We are fed up) demonstration for more ecological agriculture, in front of the Brandenburg Gate in Berlin, Germany, January 21, 2023. REUTERS/Christian Mang 

People attend the "Wir haben es satt" (We are fed up) demonstration for more ecological agriculture, in front of the Brandenburg Gate in Berlin, Germany, January 21, 2023. REUTERS/Christian Mang 

People attend the "Wir haben es satt" (We are fed up) demonstration for more ecological agriculture, in front of the Brandenburg Gate in Berlin, Germany, January 21, 2023. REUTERS/Christian Mang 

People attend the "Wir haben es satt" (We are fed up) demonstration for more ecological agriculture, in front of the Brandenburg Gate in Berlin, Germany, January 21, 2023. REUTERS/Christian Mang 

People attend the "Wir haben es satt" (We are fed up) demonstration for more ecological agriculture, in front of the Brandenburg Gate in Berlin, Germany, January 21, 2023. Banner reads "Capitalism is done". REUTERS/Christian Mang 

People attend the "Wir haben es satt" (We are fed up) demonstration for more ecological agriculture, in front of the Brandenburg Gate in Berlin, Germany, January 21, 2023. Banner reads "Farmers in resistance". REUTERS/Christian Mang 

People attend the "Wir haben es satt" (We are fed up) demonstration for more ecological agriculture, in front of the Brandenburg Gate in Berlin, Germany, January 21, 2023. REUTERS/Christian Mang 

People attend the "Wir haben es satt" (We are fed up) demonstration for more ecological agriculture, in front of the Brandenburg Gate in Berlin, Germany, January 21, 2023. REUTERS/Christian Mang 

Fireworks explode behind the Brandenburg Gate during the start of the new year, in Berlin, Germany, January 1, 2023. REUTERS/Michele Tantussi 

Fireworks explode behind the Brandenburg Gate during the start of the new year, in Berlin, Germany, January 1, 2023. REUTERS/Michele Tantussi 

Fireworks explode behind the Brandenburg Gate, in Berlin, Germany, December 31, 2022. REUTERS/Michele Tantussi 

Fireworks explode behind the Brandenburg Gate during the start of the new year, in Berlin, Germany, January 1, 2023. REUTERS/Michele Tantussi