How did the Russians “help” North Korea?

they gave diplomatic support, strategic tactical planning, including planning the invasion of south korea, and logistical support. they supplied and trained the air forces of china and north korea.

hey i did something like that before, what is the quesiton?

the monroe doctrine is the best known u.s. policy toward the western hemisphere. buried in a routine annual message delivered to congress by president james monroe in december 1823, the doctrine warns european nations that the united states would not tolerate further colonization or puppet monarchs.