Why were waterways such as the Indus, the Tigris and Euphrates, the Nile, and the Huang He Rivers important in the past? How are they important now? Are historical or current borders the same? Are they different?
Or if you select religion, you might consider the following questions:

How important was religion in ancient civilizations?
What did people believe and practice?
How important are these religions in modern society?

Who was on trial at the nuremberg trials a) japanese military officials. b)nazi leaders. c) communist germans

Why was "impressment" an important issue during the jefferson administration? the united states was being treated disrespectfully, as the spanish navy was forcing american sailors into naval service for them. the united states was being treated disrespectfully, as the french navy was forcing american sailors into naval service for them. the united states was treating british navy with disrespect by forcing british sailors into naval service for them. the united states was being treated with disrespect on the high seas, as the british navy was forcing american sailors off their ships and into naval service for them. the united states was treating french navy with disrespect by forcing french sailors into naval service for them.

What role does an american citizen play in its own government ?