The geographic factors pretty much determined the main activities that people do every day. Indus valley civilization is located near the gange rivers and the land surrounding it is really rich in nutrients. Because of this geographical condition, people rely on agricultural activities as their main economy since it's really easy to produce good quality agricultural products with a number of nutrients and water.
One major power was the Ottoman Empire they because under treaty that was all the territories they owned were spilt and given to France, Russia, Greece and Britain
