Famines had been commonplace occurrences in feudal China and Russia, which the communist states brought an end to. And those final famines occurred under post-war conditions, and under disastrous crop seasons that affected neighboring states as well.

• https://en.wikipedia.org/wiki/List_of_famines_in_China
• https://www.cia.gov/readingroom/document/cia-rdp84b00274r000300150009-5