In the 1980s, Sheffield was capital of the so-called 'Socialist Republic of South Yorkshire'.
Its council - led by David Blunkett - was known for its radical anti-Thatcherism.
On May Day, it defiantly flew the Red Flag from the Town Hall.
What was it like growing up in the shadow of that flag, as children of that generation of politicians? Tim Whewell returns to the city where he started his journalistic career to find out.