Twenty-three months separate those two dates. A country supposedly enraged past all endurance somehow contained itself for almost two years — and then went to war anyway. So what actually changed in between? These are the top five reasons the United States entered World War One, ranked not by drama but by depth: from the reason everybody names first, up to the condition underneath all of them. At every single item, the case for war is given at full strength before one word

The series opener makes a single, startling claim: the truths the Declaration of Independence calls self-evident were not invented in Philadelphia. They were inherited — refined across more than two thousand years, in more than one civilization, by men who rarely knew one another. Jefferson himself said as much, naming Aristotle, Cicero, Locke, and Sidney as the “elementary books” behind the Declaration. This episode establishes that the Founders were readers before they were