It won't come as a surprise. Your two-week-homework is the prep for your class test.
The big topic of this class test is "International Relations". This includes:
definitions of war
definitions of peace
role of the UN
UN missions (not specific details of a certain mission but in GENERAL: What kind of missions are there, what are presonditions, WHY are there UN missions, are they, in your opinion, overall
German foreign policy guidelines
Human Rights (characteristics, history, etc.)
That's it. Oh, and take a look at how to analyse a text....