Original sentence: After 1943, 10 per cent of Welsh conscripts aged 18 were sent to work in the coal mines, where there were labour shortages; they became known as Bevin Boys.For the first time in centuries, the population of Wales went into decline; unemployment reduced only with the production demands of the Second World War
Edited sentence: After 1943, 10% of Welsh conscripts aged 18 were sent to work in the coal mines, where there were labour shortages; they became known as Bevin Boys.For the first time in centuries, the population of Wales went into decline; the scourge of unemployment relented only with the production demands of the Second World War