United Kingdom, June 15 -- Sadiq Khan has announced a £7 million campaign designed to tackle online disinformation about London and promote the city to audiences around the world.

The City Hall-funded initiative, due to launch in September, will target people across Europe, the United States and Asia in an effort to counter what the mayor has described as a coordinated campaign of falsehoods damaging London's international reputation.

The campaign will showcase the capital's "rich heritage, world-class experiences, culture, creativity and role as a centre for innovation and trade".

Khan said London had become the subject of a growing wave of misleading content online.

He said: "We are facing a relentless and unprecedented attack ...