PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. French police used pepper spray against protesters. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. French police used pepper spray against protesters. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: People wearing yellow vests (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: A protester puts in eyedrops after French police used pepper spray following their intervention in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: People wearing yellow vests (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: A protester wearing a yellow vest kicks a tear gas can back at French police after their intervention in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police take security measures during yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: A protester wearing a yellow vest kicks a tear gas can back at French police after their intervention in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police take security measures during yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )

PARIS, FRANCE - DECEMBER 08: French police use pepper spray as they intervene in yellow vests' (gilets jaunes) protest against rising oil prices and deteriorating economic conditions along the Champs-Elysees Avenue in Paris, France on December 08, 2018. ( Mustafa Yalçın - Anadolu Agency )