See above. Plus:
Review the ancient Greeks - cities as well as people
Review history of Israel
Cover Freud in moderate detail
Review basic economics, and 20th century theories
Growth of the US (see:
American History: "Growth of a Nation") for a 10 minute annimation that might be useful)
Effects of wars
Know how to read graphs and charts.
Don't memorize a lot of exact dates but do be able to understand historical trends.
My exam was a real smorgasboard of topics. Not too many questions about any one topic. Basically something from each of the topics they list.
IC should get you a pass but there's a LOT of material!!!
Comex guide should also get you a pass. I used both and scored a 70.
Good luck.