“Fb has been clearly abused by influential customers,” stated Helle Thorning-Schmidt, a co-chair of the Oversight Board.

Fb doesn’t need to undertake these suggestions however stated it “will fastidiously evaluation” them.

For Mr. Trump, Fb was lengthy a spot to rally his digital base and assist different Republicans. Greater than 32 million individuals adopted him on Fb, although that was far fewer than the greater than 88 million followers he had on Twitter.

Through the years, Mr. Trump and Mr. Zuckerberg additionally shared a testy relationship. Mr. Trump often assailed Silicon Valley executives for what he perceived to be their suppression of conservative speech. He additionally threatened to revoke Section 230, a authorized defend that protects firms like Fb from legal responsibility for what customers publish.

Mr. Zuckerberg often criticized a few of Mr. Trump’s insurance policies, together with the dealing with of the pandemic and immigration. However as calls from lawmakers, civil rights leaders and even Fb’s personal workers grew to rein in Mr. Trump on social media, Mr. Zuckerberg declined to behave. He stated speech by political leaders — even when they unfold lies — was newsworthy and within the public curiosity.

The 2 males additionally appeared cordial throughout occasional conferences in Washington. Mr. Zuckerberg visited the White Home greater than as soon as, eating privately with Mr. Trump.

The politeness ended on Jan. 6. Hours earlier than his supporters stormed the Capitol, Mr. Trump used Fb and different social media to attempt to solid doubt on the outcomes of the presidential election, which he had misplaced to Joseph R. Biden Jr. Mr. Trump wrote on Fb, “Our Nation has had sufficient, they gained’t take it anymore!”

Lower than 24 hours later, Mr. Trump was barred from the platform indefinitely. Whereas his Fb web page has remained up, it has been dormant. His final Fb publish, on Jan. 6, learn, “I’m asking for everybody on the U.S. Capitol to stay peaceable. No violence!”

Cecilia Kang contributed reporting from Washington.