That these deeds were really crimes there can be no doubt, when we consider that Alexander did not pretend to have any other motive in this invasion than love of conquest, which is, in other words, love of violence and plunder. They are only technically shielded from being called crimes by the fact that the earth has no laws and no tribunals high enough to condemn such enormous burglaries as that of one quarter of the globe breaking violently and murderously in upon and robbing the other.