Throughout history, wars have been fought for many reasons, ranging from the desire to control oil reserves to the need for power, but people tend to forget that wars are not free. On the contrary, the cost of battle is quite steep – especially, when it involves multiple fronts and requires worldwide travel and coordination.
From guerrilla warfare in the jungles of Vietnam or eastern Africa to the military offenses that have taken place across Europe and in the desert landscapes of the Middle East, these are the costliest wars in history – and not just monetarily.