In 1977, a massive riot between National Front supporters and anti-Nazis swept through Lewisham and tied up an estimated fifth of the Metropolitan Police. From 1976, the Notting Hill carnivals had ended in a fracas between police and local youth with a heavily charged racist undertow.
So, unsurprisingly, those politicians who nailed their colours to the law and order mast were calling for a more heavily armed police by the end of the 1970s. The sight of cops holding dustbin lids as shields and traffic cones had become a sick joke in their eyes. But there was also – among those who saw a threatening left wing tide – a desire to toughen up the state apparatus.
Here’s a headline from the Daily Mail after the Battle of Lewisham that makes their point.