International studies involves investigating how various actors relate to each other on the world stage. It includes subjects such as conflict, economics, politics, the environment, and other issues that affect more than one country.

To gain admission into the Nigerian universities (both public and private universities are in every state of the federation including the FCT), a prospective student has to sit for and successfully pass the UME(Universities Matriculation Examination) which is administered by JAMB (Joint Admission and Matriculation Board). Also individual universities regularly screen prospective candidates to make sure they are up to par for university level work in Nigeria.

Courses are individual classes that can be taken at universities, colleges, junior colleges, and trade schools worldwide. For even greater flexibility, many schools also offer online classes. Students can take individual classes or pursue degree programs.