LONDONERS are telling the world "we are not afraid" after a terrorist attack that killed at least four people outside UK parliament.

A defiant trend popped up on Twitter, as people commuting home and others hearing about the attack started sharing #WeAreNotAfraid.

Many shared pictures of a Tube sign Photoshopped to display the hopeful slogan as people from London displayed their stiff upper lip on social media.

News Corp Australia

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