French flags hang from windows of a building near the Invalides in Paris, France, November 27, 2015. The French President Francois Hollande called on all French citizens to hang the tricolour ...

In "Bleu, Blanc, Rouge" Christopher Anderson tries to understand what it means to be French, by seeking out the colors of the French flag.

This particular French flag has become the centre of an escalating row between a mayor, residents, the far-right and the local prefecture. But why is the flag so controversial?

After attacks on Paris, France allegedly by ISIS that killed over 100, Facebook deploys filter and users change their profile pictures in support.

As per reports, the French president's administration introduced the navy blue color over the flag almost three years ago, and until now there was no explanation given.

French President Emmanuel Macron decided in July 2020 to change the blue third of the flag to a darker shade.

The filter is the colors of the French flag and is similar to the rainbow option Facebook offered when same-sex marriage was legalized in the U.S.

SOCIAL media users across the globe have shown their support for Paris by adding a French flag filter to their profile pictures.

The feature is similar to one Facebook rolled out earlier this year that allowed users to apply rainbow-colored filters to their profile pictures to celebrate gay pride.