What Physical Characteristics in Europe have created or caused War?

In 1915 the german geologist and meteorologist alfred wegener first proposed the theory of continental drift, which states that parts of the earth's crust slowly drift atop a liquid core. the fossil record supports and gives credibility to the theories of continental drift and plate tectonics.

In which horizon of soil profile is prevent material usually found

What are two australian geographical features that hindered early exploration? western plateau gulf of carpentaria great barrier reef great dividing range