Why were so few dates available to the allies for the d-day invasion?

Weather and marine factors

Explanation:

D-Day was the Battle of Normandy a battle on WWII that lasted from June to August and resulted in the liberation of Western Europe from Nazi Germany.

The Battle required extensive planning because it was designed to mislead the Germans. There were just a few dates available for the invasion because there was severe bad weather in that period, the Battle had to be delayed for 24 hours.

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this is a way. : )

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