Three activists who were planning a mock execution of royalty with a guillotine to mark the royal wedding have been arrested and detained at Lewisham police station.
Officers arrested Professor Chris Knight, a leading member of the G20 Meltdown group, outside his home in Brockley, south east London at around 6.15pm, according to an eyewitness.
Also with the protesters at the time of their arrest was a Channel 4 film crew, filming for the Unofficial Royal Wedding, due to air at 7.10pm on Monday. Some of their equipment, which was in the activists' van, was also confiscated.
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