| Battle of Zwartewaal | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Part of Hook and Cod wars | |||||||||
 Naval war in the 14th century | |||||||||
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| Belligerents | |||||||||
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Hook faction England | Cod faction | ||||||||
| Commanders and leaders | |||||||||
| William V of Holland | |||||||||
The Battle of Zwartewaal (or Battle near Vlaardingen) was a decisive naval battle during the Hook and Cod wars.