Councils have been told to act faster to shut down illegal traveller sites, to prevent a repeat of another situation like Dale Farm.
The clearance by bailiffs in Essex ended in violent clashes and came after an expensive 10-year legal battle.
Today, Brentwood MP and Local Government Secretary Eric Pickles said authorities were still failing to use powers to stop it happening again.
Ria Chatterjee reports.
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Police arrived at the 73-year-old's home after Alfie chased a delivery man.
Officers believe the three assaults are linked and are appealing for information about the suspect.
Nine addresses in Lewisham were searched and 13 arrests made early on Tuesday morning in a planned, intelligence-led operation.