Question

which territories were included in Russian empire

Answer 1

In addition to almost the entire territory of modern Russia, prior to 1917 the Russian Empire included most of Dnieper Ukraine, Belarus, Bessarabia, the Grand Duchy ofFinland, Armenia, Azerbaijan, Georgia, theCentral Asian states of Russian Turkestan, most of the Baltic governorates, as well as a significant portion

Answer 2

The countries which were part of the Soviet are:
Georgia
Ukraine
Moldova
Belarus
Armenia
Azerbaijan
Kazakhstan
Uzbekistan
Turkmenistan
Kyrgyzstan
Tajikistan
Russia