Trevor Muirhead and Neil McKenzie were originally accused of conspiring to murder but this charge was thrown out a day before the trial concluded due to insufficient evidence.
Click here for the full details of what the pair were found guilty of.
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The operation to recover the unexploded bomb near the Houses of Parliament let to disruption in central London overnight.
Southern parts of England and Wales will see sunny skies after a frosty start.
A police spokesman said the incident in the Bourke Street Mall on Friday was not related to terrorism.