The Fifth Book of Thucydides is a historical text written by the ancient Greek historian Thucydides. This book, which was first published in 1891, is a continuation of Thucydides' account of the Peloponnesian War between Athens and Sparta, one of the most significant conflicts of the ancient world. The book covers the period between 421 and 414 BCE, including the Peace of Nicias and the subsequent war between Athens and Sparta. Thucydides' writing...