It was also a less accurate description of the political situation in Asia because of the lack of cohesion within the East Asian communist bloc, which resulted in the Sino-Soviet split.
After the Korean War, North Korea avoided taking sides between the Soviets and China.
(Since the end of a communist bloc in Asia, North Korea remains on good terms with both Russia and China, although relations between the countries have been strained in modern times.
Occasional relaxations led to several waves of refugees into the British crown colony of Hong Kong.
Until recently, bamboo curtain was used most often to refer to the enclosed borders and economy of Burma[2][3] (though this began to open in 2010).