Context: Of the territories of Poland annexed by the Soviet Union between 1939 and 1940, the region around Białystok and a minor part of Galicia east of the San river around Przemyśl were returned to the Polish state at the end of World War II. Of all other territories annexed by the USSR in 1939–40, the ones detached from Finland (Karelia, Petsamo), Estonia (Ingrian area and Petseri County) and Latvia (Abrene) remained part of the Russian Federation, the successor state of the Soviet Union, after 1991. Northern Bukovina, Southern Bessarabia and Hertza remain part of Ukraine.

Question: The regions of Białystok, Galicia and Przemyśl were returned to what country after world war II?
Answer: Polish state

Question: What regions remained part of the Soviet Union?
Answer: (Karelia, Petsamo), Estonia (Ingrian area and Petseri County) and Latvia (Abrene) remained part of the Russian Federation

Question: After World War II, what regions remain part of Ukraine?
Answer: Northern Bukovina, Southern Bessarabia and Hertza

Question: The regions of Białystok, Galicia and Przemyśl were kept from what country after world war II?
Answer: Unanswerable

Question: The regions of Białystok, Galicia and Przemyśl were returned to what country before world war II?
Answer: Unanswerable

Question: What regions never remained part of the Soviet Union?
Answer: Unanswerable

Question: Before World War II, what regions remain part of Ukraine?
Answer: Unanswerable

Question: After World War I, what regions remain part of Ukraine?
Answer: Unanswerable