It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Your browser is unsupported
We recommend using the latest version of IE11, Edge, Chrome, Firefox or
Digitized reference books can provide valuable background information about your research topic. Encyclopedia articles, historical dictionaries, and other reference books summarize what scholars have already written about important historical events, groups, institutions, processes, and conflicts, giving you context for your own research. Each entry includes a bibliography referring to more detailed sources and can also provide you with vocabulary you can use when searching for books and journal articles.