There are other factors. The US is a big sparsely populated country that is relatively far from business partners. Military dominance is required to continue a

There are other factors. The US is a big sparsely populated country that is relatively far from business partners. Military dominance is required to continue a current foreign relationship and protect global corporations originated in the US. Even Obama manage to only make a tiny turn to the left. The US is like Titanic, too big to make drastic turns and cannot afford to slow down. Larger geopolitical plays influence US more than social rich vs poor. Look how China outmaneuver the US with peaceful foreign policy making military complex useless. Free trade that allowed to move/outsource low-value manufacturing now is turned against the US when technology advantage is shrinking.