The French tricolour flutters above the Tomb of the Unknown Soldier under the arch of the Arc de Triomphe during commemorations marking the 103rd anniversary of the November 11, 1918 Armistice, ending World War I, at the Arc de Triomphe, in Paris, France, November 11, 2021. Ludovic Marin/Pool via REUTERS 

Humayun's Tomb is lit in tricolour as India celebrates the milestone of administering one billion COVID-19 vaccine doses, in New Delhi, India, October 21, 2021. REUTERS/Anushree Fadnavis 

Humayun's Tomb is lit in tricolour as India celebrates the milestone of administering one billion COVID-19 vaccine doses, in New Delhi, India, October 21, 2021. REUTERS/Anushree Fadnavis 

India’s largest Khadi tricolour is displayed at the Red Fort as India celebrates the milestone of administering one billion COVID-19 vaccine doses, in the old quarters of Delhi, India, October 21, 2021. REUTERS/Anushree Fadnavis 

Demonstrators wearing masks hold a tricoloured flag in front of the India Gate during a demonstration against what they say was an alleged police action conducted during recent protests against a new citizenship law, in New Delhi, India, December 30, 2019. REUTERS/Adnan Abidi 

Demonstrators hold a tricoloured flag in front of the India Gate during a demonstration against what they say was an alleged police action conducted during recent protests against a new citizenship law, in New Delhi, India, December 30, 2019. REUTERS/Adnan Abidi 

Demonstrators wearing masks hold a tricoloured flag in front of the India Gate during a demonstration against what they say was an alleged police action conducted during recent protests against a new citizenship law, in New Delhi, India, December 30, 2019. REUTERS/Adnan Abidi 

Tommy Haugh affixes tricolour bunting to the side of a pub to festoon the streets of Doonbeg village with U.S. and Irish colours ahead of a visit by U.S. President Donald Trump to his golf course in the County Clare village of Doonbeg, Ireland, May 28, 2019. Picture taken May 28, 2019. REUTERS/Clodagh Kilcoyne 

An anti-Brexit protester draped in an Irish tricolour flag and holding an EU flag stands outside of the Houses of Parliament in London, Britain, March 6, 2019. REUTERS/Toby Melville 

An anti-Brexit protester draped in an Irish tricolour flag and holding an EU flag stands outside of the Houses of Parliament in London, Britain, March 6, 2019. REUTERS/Toby Melville 

People hold tricolour flags as they participate in a rally on the eve of India's Independence Day, in Ahmedabad, India, August 14, 2018. REUTERS/Amit Dave TPX IMAGES OF THE DAY 

People hold tricolour flags as they participate in a rally on the eve of India's Independence Day, in Ahmedabad, India, August 14, 2018. REUTERS/Amit Dave 

People hold tricolour flags as they participate in a rally on the eve of India's Independence Day, in Ahmedabad, India, August 14, 2018. REUTERS/Amit Dave 

A view from the residential compound Tricolour shows the Soviet-era monument and sculpture "Worker and Kolkhoz Woman" in the city of Moscow, Russia January 15, 2018. REUTERS/Maxim Shemetov 

A security guard stands on the roof of the residential compound Tricolour in Moscow, Russia January 15, 2018. REUTERS/Maxim Shemetov 

An aerial view from the residential compound Tricolour shows the city of Moscow, Russia January 15, 2018. Picture taken with long exposure. REUTERS/Maxim Shemetov 

Signal lights are seen on the roof of the residential compound Tricolour in the city of Moscow, Russia January 15, 2018. REUTERS/Maxim Shemetov 

An aerial view from the residential compound Tricolour shows the city of Moscow, Russia January 15, 2018. REUTERS/Maxim Shemetov 

An aerial view from the residential compound Tricolour shows the city of Moscow, Russia January 15, 2018. REUTERS/Maxim Shemetov 

An aerial view from the residential compound Tricolour shows the city of Moscow, Russia January 15, 2018. REUTERS/Maxim Shemetov 

Irish army aircraft perform a flyby overhead with the colours of the Irish tricolour flag as U2 perform during their "U2: The Joshua Tree Tour", at Croke Park, Dublin, Ireland July 22, 2017. REUTERS/Clodagh Kilcoyne 

France's tricolour hangs at half mast next to Britain's Union Flag on the roof of 10 Downing Street in central London, July 15, 2016. REUTERS/Neil Hall

France's tricolour hangs at half mast next to Britain's Union Flag on the roof of 10 Downing Street in central London, July 15, 2016. REUTERS/Neil Hall

A police officer looks up as France's tricolour hangs at half mast next to Britain's Union Flag on the roof of 10 Downing Street in central London, July 15, 2016. REUTERS/Toby Melville

France's tricolour hangs at half mast on the roof of 10 Downing Street in central London, July 15, 2016. REUTERS/Toby Melville

A road sign is seen bearing a sticker with the Irish tricolour, near Caledon in Northern Ireland June 28, 2016. Picture taken June 28, 2016. REUTERS/Clodagh Kilcoyne 

Football Soccer - VfL Wolfsburg v Olympique Lyon - UEFA Women's Champions League Final - Mapei stadium, Reggio Emilia, Italy - 26/05/16 Italian aerobatic team Frecce Tricolori (Tricolour arrows) performs before the UEFA Women's Champions League Final. REUTERS/Stefano Rellandini
Picture Supplied by Action Images 

Football Soccer - VfL Wolfsburg v Olympique Lyon - UEFA Women's Champions League Final - Mapei stadium, Reggio Emilia, Italy - 26/05/16 Italian aerobatic team Frecce Tricolori (Tricolour arrows) performs before the UEFA Women's Champions League Final. REUTERS/Stefano Rellandini 

The Irish tricolour flag is raised on top of the GPO during the commemoration of the 100 year anniversary of the Irish Easter Rising in Dublin, Ireland, March 27, 2016. REUTERS/Clodagh Kilcoyne 

A French flag is seen outside "Le Petit Cambodge" restaurant in Paris, France, November 27, 2015 a the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Christian Hartmann

A French flag is seen on a window of a building in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Christian Hartmann

A French flag is seen on a window of a building in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Christian Hartmann

A French flag is seen on a window of a building in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Christian Hartmann

A French flag is seen on a window of a building in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Christian Hartmann

A French flag is seen on a window of a building in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Christian Hartmann

French flags are seen on windows of a building in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Christian Hartmann

Blue, white and red shirts, the colours of the French flag, are seen on the facade of a building in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Christian Hartmann

French flags are seen on windows of a building in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Christian Hartmann

Blue, white and red brassieres, the colours of the French national flag, hang from a balcony in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier 

A French national flag hangs over a cafe terrace in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier 

Blue, white and red brassieres, the colours of the French national flag, hang from a balcony in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier 

French national flags hang from cabins of the Christmas market in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier 

A French national flag flies as workers stand on the roof of the Villa Mediterranee in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier 

A French flag hangs from a window of a restaurant decorated for Christmas holiday season in Strasbourg, France, November 27, 2015 after the French President called on all French citizens to hang the tricolour national flag from their windows to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Vincent Kessler 

A French flag hangs from a window of a restaurant decorated for Christmas holiday season in Strasbourg, France, November 27, 2015 after the French President called on all French citizens to hang the tricolour national flag from their windows to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Vincent Kessler 

Blue, white and red brassieres, the colours of the French national flag, hang from a balcony in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier 

A French flags is seen on a balcony in Paris in front of the Eiffel tower, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Charles Platiau 

Blue, white and red brassieres, the colours of the French national flag, hang from a balcony in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier 

A French national flag hangs from a balcony in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier 

Blue, white and red shirts, the colours of the French national flag, hang from a balcony in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier 

Blue, white and red shirts, the colours of the French national flag, hang from a balcony in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier 

Blue, white and red brassieres, the colours of the French national flag, hang from a balcony in Marseille, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Jean-Paul Pelissier TPX IMAGES OF THE DAY 

A combination of pictures shows French flags seen on windows and facades of buildings in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Christian Hartmann TPX IMAGES OF THE DAY 

A woman installs blue, white and red candles, the colours of the French flag, during a tribute to the victims of Paris attacks, at the Place de la Republique in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Eric Gaillard 

Two women cry as they pay tribute to the victims of Paris attacks at the Place de la Republique in Paris, France, November 27, 2015. The French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Eric Gaillard TPX IMAGES OF THE DAY 

People pay tribute to the victims of Paris attacks at the Place de la Republique in Paris, France, November 27, 2015 as French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Eric Gaillard 

A woman stands on a balcony behind a French flag at an apartment building in the Place de la Republique in Paris, France, November 27, 2015 as the French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Eric Gaillard TPX IMAGES OF THE DAY 

French flags hang from a windows of an apartment building in Paris, France, November 27, 2015. The French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks during a national day of homage. REUTERS/Eric Gaillard 

People stand in front of a tourist souvenir shop decorated with French national flags and the slogan "I love Paris" on the Champs Elysees Avenue in Paris, France, November 26, 2015. The French President called on all French citizens to hang the tricolour national flag from their windows on Friday to pay tribute to the victims of the Paris attacks. REUTERS/Eric Gaillard