the end of program on international affairs, assignment help

I need to answer this question bellow as an essay (5 pages long). I will send you the reading materials and the details later.

The question is:

1.  At the end of program on international affairs, it is appropriate to review the foundations of the field.

2.  Discuss the four principal models of international relations.

3.  You might begin by briefly listing and describing the four, including their origins and evolutions.

4.  You might also explain how each is related to corresponding theories of political economy.

5.  Finally, you might consider how there models are useful in understanding current issues in global affairs, such as globalization, democratization, transnational actors and issues, and the information technology revolution.

6.  Be sure to cite the relevant literature- specifically referring to authors and their ideas- throughout your answer.