A poster of anti-globalisation movement Attac depicting French President Emmanuel Macron and French Prime Minister Elisabeth Borne is seen during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

A general view shows balloons of French CGT labour union and protesters gathering at Place d'Italie during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

A general view shows a balloon of French CGT labour union and protesters gathering at Place d'Italie during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

A general view shows balloons of French CGT labour union and protesters gathering at Place d'Italie during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

A general view shows balloons of French CGT labour union and protesters gathering at Place d'Italie during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

A general view shows protesters, members of French Socialist party and members of the EELV ecologist party gathering at Place d'Italie during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

Protesters hold French CGT labour union flags as they gather at Place d'Italie during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier TPX IMAGES OF THE DAY

A general view shows protesters, members of French Socialist party and members of the EELV ecologist party gathering at Place d'Italie during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

Protesters take pictures of a broken street furniture during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

Masked protesters react during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

Protesters hold French CGT labour union flags as they gather at Place d'Italie during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

French police stand on position amid clashes near the Invalides during a demonstration against French government's pension reform plan in Paris as part of a national strike and protests in France, January 31, 2023. REUTERS/Gonzalo Fuentes

French police apprehend a protester amid clashes during a demonstration against French government's pension reform plan in Paris as part of a national strike and protests in France, January 31, 2023. REUTERS/Gonzalo Fuentes

A giant puppet is seen among protesters during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

Protesters hold French CGT labour union flags as they gather at Place d'Italie during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

Protesters attend a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Gonzalo Fuentes

Activists dressed as Rosie the Riveter feminist icon attend a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

French Force Ouvriere (FO) union general secretary Frederic Souillot, Benoit Teste, General Secretary of the Federation Syndicale Unitaire (FSU), CFE-CGC labour union's president Francois Hommeril, CGT labour union leader Philippe Martinez, and Democratic Confederation of Labour (CFDT) union's general secretary Laurent Berger attend a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Gonzalo Fuentes

A protester throws a projectile amid tear gas during clashes near the Invalides during a demonstration against French government's pension reform plan in Paris as part of a national strike and protests in France, January 31, 2023. REUTERS/Gonzalo Fuentes

French police stand on position amid clashes with protesters during a demonstration against French government's pension reform plan in Paris as part of a national strike and protests in France, January 31, 2023. REUTERS/Gonzalo Fuentes

Photographers and journalists work during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier

A protester holds a French national flag during a demonstration against French government's pension reform plan in Paris as part of a day of national strike and protests in France, January 31, 2023. REUTERS/Benoit Tessier