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The ads were run on pages belonging to Trump and VP Mike Pence.

Google, Facebook and Twitter all defended the necessity of Section 230, which offers liability protections to internet platforms, during a Thursday hearing.

Here are the five biggest social media sites by number of active users.

Sen. Josh Hawley said users who feel they have been treated "unfairly" should "have your day in court."

The campaign, to be announced early on Wednesday, comes after years of private discussions between these groups and Facebook, which the activists say have amounted to little change in the way the social-media giant enforces its policies around hate speech and misinformation.

The move represents an escalation in the continuing clash between the Trump administration and big tech firms such as Twitter Inc., Alphabet Inc.'s Google unit and Facebook Inc.

The company is facing demands to do more to combat false viral information before the Nov. 3 presidential election

While people are generally skeptical of social media companies, they have more trust in big tech than in government

WhatsApp users will be able to make digital payments in this country.

The AFL-CIO accused Facebook of helping companies censor employees' speech about unionizing.

A Facebook Inc  employee who criticized Chief Executive Mark Zuckerberg's decision not to take action against inflammatory posts by U.S. President Donald Trump this month said on Friday that the social media company had fired him.

Facebook said during a meeting that there are "benefits" to "content control" for administrators, giving the example of the word "unionize" as one that business leaders might choose to censor on the platform, The Intercept reported.

Joe Biden's campaign outspent Trump's campaign on Facebook ads in the last week of May, highlighting a change in marketing strategies.