What are the best revision techniques for global politics?

Use past exam papers - print off all the questions and put them into categories (e.g. institutions, world order, types of power etc.) Similar questions do come up or the questions are based on a similar theme. Knowing a lot of information around the topic (using all the points from the mark schemes and examiners reports they supply) will mean you can answer any question on that topic. For longer questions, having basic knowledge on different topics as simple as when a group was founded or what a nuclear weapon is, is likely to help you for a good introduction. Finally, research. The more up to date facts, figures and quotes you can get the better