Sweden's submarines are small and quiet, perfect for the Baltic Sea that many NATO allies share with Russia.

A 'sauna boat' all the way from Sweden is docking up in London, and it's claimed to be the first of its kind in the whole UK.

Sweden's submarines are small, silent, and can stay underwater for long stretches. The capabilities of the boats allowed one to "defeat" an American aircraft carrier, assets that are normally well ...

Sweden's submarines are small, silent, and can stay underwater for long stretches. The capabilities of the boats allowed one to "defeat" an American aircraft carrier, assets that are normally ...

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NATO countries sharing the strategically important Baltic Sea with Russia have boosted their presence there and are beefing ...