As the gun carriage made its way along the Strand towards Fleet Street, applause and boos competed growing in volume.
A fight nearly broke out between one group of supporters of Lady Thatcher and demonstrators, with insults exchanged and threats made.
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The Queen has paid tribute to both her husband and son in her opening speech at this year's Commonwealth summit.
French President Francois Hollande today led a memorial service to the 130 victims of the Paris attacks in the city.
Cameron announces Commonwealth nations intention to set up specialist unit to target extremist "scourge" fuelling international terrorism.