About the Book: From ancient civilisations to modern times, salt has played a remarkable role in shaping human history. In this fascinating book, Mark Kurlansky explores how this seemingly simple mineral influenced wars, trade, taxation, religion, science and cuisine across the world. From traditional soya sauce production in Sichuan to the historic brine springs of Cheshire, Kurlansky traces salt’s journey through cultures and continents. Blending political, commercial, scientific and culinary history, this richly detailed account reveals the surprising ways salt has shaped societies, economies and revolutions—including Gandhi’s famous Salt March of 1930.