For a complete listing of databases see Databases A-Z. These database can be sorted by subject and/or type so you can find relevant ones easily, for example, History.
After searching and looking through results, if there is no link to full text for your article, use the button to see retrieval options. We can obtain copies of articles we don't have via interlibrary loan, but first you'll need to register. See the tab "If We Don't Have What you Need: Journal Articles" for more details.
Not sure of which databases to use, or need help with a search strategy? Don't hesitate to ask!