 
<translate> Nkebi ahịrịokwu dị mkpa n'amaokwu ahụ bụ: Hershey's Special Dark bụ ihe mejupụtara ọdịnala Hershey's Miniatures nke mbụ rere na 1939, mgbe a na-akpọ Special Dark Semi-Sweet. Ya mere, azịza ya bụ 1939. <eng> The relevant sentence in the passage is: Hershey's Special Dark is a component of the traditional Hershey's Miniatures assortment first sold in 1939, when the Special Dark was called Semi-Sweet. So, the answer is 1939. 