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In page Nieuwpoort, Belgium:

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During the Battle of the Yser, part of the First Battle of Ypres in World War I, Hendrik Geeraert opened the sluice gates on the mouth of the river Yser twice to flood the lower lying land, thus halting the German advance. Two World War I monuments (next to each other), the Nieuport Memorial and King Albert I Memorial, are in close proximity of the Ganzepoot.[citation needed]