Caution in handling generally accepted opinions that claim to explain whole trends of history is especially important for the historian of modern times, because the last century has produced an abundance of ideologies that pretend to be keys to history but are actually nothing but desperate efforts to escape responsibility."The Origins of Totalitarianism"
The third world is not a reality, but an ideology.
Ideology does not arise from pure reason, it does not spring from the void. Ideology does not exist on its own, only in conjunction with power structures; ideology is completely subordinate to physical power. Ideology does not create power, it rationalizes it.