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The return of the Irish Treaty Ports in 1938 was an important factor in the ending of the Economic War between Ireland and GB, despite Winston Churchill's protests that they were vital to the defence of the British Isles.

Would an agreement have been possible if they were kept, and would it inevitably meant Ireland entering WWII on the Allied side?

If the talks had broken down and the Economic War continued with the ports still under British control, what would be the result of Ireland being more than the 'slightly neutral' that it was OTL?
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