Newspapers and magazines written at the time of the event under investigation are a good primary source. Newspapers and magazines are also a good popular source for background information and exploratory research on a topic. The library has several newspaper databases. Databases are like academic search engines - they allow you to search all of a library collection at once.
You may need to refer to court cases, congressional records or factual statistics during your research. Nexis Uni (under Newspapers) also searches US legal documents. Here are some more databases and reliable websites to help you find more legal information: