As Trump raises tariffs on Chinese goods (again) , a big picture of world trade since mid-19th-century is very useful. After a historical level of a 'globalisation' wave/openess, the U.S. sees its hegemony threatened and its power in relative decline vis-a-vis the rising of new powers like China. Thus it wants reassert itself. That makes the possiblities of conflicts in the coming decade higher. World trade and capitalism
“The West won the world not by the superiority of its ideas or values or religion (to which few members of other civilizations were converted) but rather by its superiority in applying organized violence. Westerners often forget this fact; non-Westerners never do.” —Samuel P. Huntington, The Clash of Civilisation and the Remaking of the World Order, 1996, p. 51