When men went to fight in WWI, women become an essential part of the British workforce.
A look at the Battle of the Atlantic and the role of Butetown during the war.
Footage of Merthyr Tydfil's industrial heritage and its industrial decline.
Mustard gas development at the Rhydymwyn Valley Works in World War Two.
Welsh anti-nuclear movements of the 1980s and the peace camp at Greenham Common.
The story of the three year long, bitter strike at the Penrhyn slate quarry from 1900.
Working conditions of people in the slate industry in Bethesda early in the 20th century.