Answer:
They became satellite states controlled by the Soviet Union.
Step-by-step explanation:
After WW2 many eastern countries became a satellite state of the USSR (Soviet Union). Those countries include. Estonia, Latvia, Lithuania, Belarus, Ukraine, Moldova, Georgia (Not the US State Georgia) Armenia, Azerbaijan, Kazakhstan, Uzbekistan, Turkmenistan, Kyrgyzstan, and Tajiskistan. The only eastern countries that were not under the control of the USSR. Were mostly China, Mongolia, Japan, and most of the south-eastern countries, but the influence of communism spread far and wide with the eastern countries.