Sluis, battle of, [146]

Solebay, battle of, [189]

Soliman the Magnificent, Sultan of Turkey, [92], [98]

Souchon, German admiral, [356], [357]

Spain, at war with Turks, [100-108]; discoveries of, [121-128]; at war with Dutch, [134-143]; at war with England, [151-167], [442]; in Napoleonic Wars, [240], [265]; at war with United States, [313-328]

Spanish Armada, [128], [141], [149], [156-167], [445]

Sparta. See Greece.

Spee, German admiral, [358-366], [369]

Steam navigation, beginnings of, [287]

Sturdee, British admiral, [363-365]