With almost 30 per cent of total global spending and about $ 5 trillion stock of foreign direct investment (FDI) (the largest globally), the USA remains the pivot of the global economy- the real mover and shaker, so to speak. Accordingly, President Donald Trump’s stern measures have thrown the world into a tailspin, marking a tectonic shift and the collapse of rules-based globalization and free trade — the kind seldom seen in global history.