Convoys ONS 18/ON 202
ONS 18 and ON 202 were North Atlantic convoys of the ONS/ON series which ran during the battle of the Atlantic in World War II. They were the subject of a major U-boat attack in September 1943, the first battle in the German Navy's (Kriegsmarine /KM's) autumn offensive, following the withdrawal from the North Atlantic route after Black May.
Read more about Convoys ONS 18/ON 202: Background, Ships Involved, Action, Conclusion, Tables