A military democracy is a war-based society that practices democracy. The category is often applied to historical peoples. An example is Frederick Engels' characterization: "The military commander, the council, and the popular assembly formed the organs of military democracy, military because war and the organization of war were now the regular functions of life of the people. The wealth of their neighbors excited the greed of the peoples, who began to regard acquisition of wealth as one of the main purposes in life. They were barbarians: plunder appeared to them easier and even more honorable than productive work. War, once waged simply to avenge aggression or as a means of enlarging territory that had become inadequate, was now waged for the sake of plunder alone, and became a regular pr