Based on the scenario above, this is an example of the six
principles of scientific thinking called the occam’s razor. This is known as a
problem solving principle in which provides a set of explanation based on the occurring
events and that they are likely to be simple ones.
It would be that a lot of people will die and for the next war they will nor have people to fight in the war
well sahara is the largest hor desert of the world. the people became nomads, and goat and camel herders. The coatal area north of sahara does still produce fruits and some grains. Even durinf roman times the coastal area flourished with some powerful country/states, until the Romans conquered them and incoporated large areas of North Africa into the empire. if u will notice population in the sahara is not very large but is able to support certain tribes like the Tauregs.
..............hope it help!! >.<