From the library homepage, open the Catalog.
Enter a few search terms, for example a country name and topic terms:
(country name) and democracy
(country name) and protest*
(country name) and authoritarian
(country name) and dissent
Open records to find the subject heading/subheading links.
Simply request the book via BorrowDirect (3-5 days)
In the meantime, don't forget to try the subject heading/subheading links in the books you find. They may lead you to additional sources.