By Karen Freifeld, Arsheeya Bajwa and Alexandra Alper

(Reuters) -U.S. President Donald Trump upended decades of U.S. national security policy, creating an entirely new category of corporate risk, when he made a deal with Nvidia to give the U.S. government a cut of its sales in exchange for resuming exports of banned AI chips to China.

Historically, the U.S. government made decisions to control the export of sensitive technologies on national security grounds. Those decisions were viewed as non-negotiable; if a technology was controlled, companies could not buy their way around those controls, no matter how lucrative the foregone foreign sales.

On Monday, Trump raised the prospect of ending that era, saying he would allow Nvidia to sell its H20 chips to China in exchange for the U.S. go

See Full Page