I would add, given the strategic importance of the areas in question, their actions as regards the Spratley's and other areas in the China or South China Sea are also not minor...and this does not take into consideration their groing influence in Cnetral and South America and the carribean.
"Their help to the N. Koreans in the 50's was not minor"
Exactly. How quickly we forget that they directly participated in combat against the United States.