 The robot's designer recognises that this could potentially make Solo as unpredictable and difficult to control as any human is; the military therefore insist that Solo be told a carefully edited version of world history and politics in which the United States are in all cases the unambiguously "good guys" and winners of all conflicts - for example Solo is told that the US won a clear victory in the Vietnam War.Despite his indoctrination, Solo begins to display what his designers consider aberrant behaviour.He begins to question and occasionally refuse his orders.