Spend some time brainstorming keywords and search terms. Use subject headings or descriptors to help generate search terms.
When you find a good article, look at its References or Works Cited list. That will often lead you to other useful sources.
Citations for journal articles, book reviews, and literary works about Central and South America, the Caribbean, and Hispanics/Latinx in the United States.
Journal articles, book chapters and magazines about the history of the world (excluding the United States and Canada) from 1450-present.
In addition to searching the research databases listed here, you may also want to try searching in specific subject specific journals. Search Holy Cross' EJournal list here.
Examples of journals: