Police were called to hotels in London, Bromsgrove and Essex after they were targeted by Britain First protesters.
Leader Paul Golding was found guilty of an offence under the Terrorism Act earlier this year.
Golding, who denied the charge, was handed a conditional discharge for nine months and ordered to pay a £21 surcharge and £750 in costs.
As he entered his not guilty plea, Goldin told the court: “I am a politician not a terrorist. I think this is a politically-motivated charge.”
He was arrested last year after a trip to the Russian parliament in Moscow.
They were found to have violated the site’s rules around promoting hate and violence.
Had they suddenly realised that Britain First was promoting hatred?
The social media giant has banned the political group and its leaders from the social media platform "with immediate effect".
'With immediate effect.'
Supporters hurled abuse at court staff and members of the press as they left the courtroom.