David Rohde at Reuters quotes James Jeffrey, a retired career U.S. diplomat:
Jeffrey said the days and months ahead will be vital. If Putin faces few long-term consequences for seizing Crimea, it will set a precedent for China and other regional powers who may be considering establishing 19th century-style spheres of influence of their own.
“The Chinese,” Jeffrey said, “are in the same position.”
Read more at As China looks on, Putin poses risky dilemma for the West | Reuters.