Try online History encyclopedias for academic articles on your topic-- they can either be specialized, like:
Or they can cover wide, general areas as does the following:
A quick read with the right article in a scholarly encyclopedia on your topic not only will make your searches better and faster. Why? Simply because any professional or scholarly field has its own history, important names and specialized jargon. If you don't know them, then your online searching is much harder. Ten or fifteen minutes with an encyclopedia will give you those quickly--- then you're ready for those databases. We have History encyclopedias online and here in the library reference area. Here are a few suggestions.
Reader's Guide (Journal and Magazine Article Indexes):