A thorough, yet concise history by a foremost scholar Donald Kagan, one of the foremost scholars of Ancient Greek history, wrote a concise but thorough history of the Peloponnesian War for a general audience based off his four-volume academic masterpiece on the same subject. From the start Kagan b...
The basic argument here is that Thukydides may well be decently reliable in his reportage, but that his interpretation of the events reported is subject to challenge on numerous counts, such as the causes of the Peloponnesion War, the effectiveness of Pericles, the meaning of Athenian democracy, the...
Read Pericles first to make sure you dig Kagan.