Original sentence: After World War II most of Poles from Kresy were expelled into Poland, but an unknown number of them stayed in USSR.Around 400 000 died from hunger.Initially, the Poles were given 2 national Polish Soviet Republics, one in the Ukraine, one on the area of Byelorussia, but were subsequently deported to Kazakhstan in 1934-1938.Later, during World War II, the Soviets occupied vast areas of eastern Poland (so called Kresy), another 5.2-6.5 million of Poles (from the total population of about 13,5 million of these territories) were added.Other historians gave a much lower estimation, about half a million of Poles murdered and deported.Some claim that as many as 1.7 million of Poles were later deported to far away territories of USSR, such as Siberia.The Polish minority in Soviet Union appeared after the creation of the USSR and the peace of Riga in 1921, after the Polish-Soviet war
Edited sentence: After World War II most of Poles from Kresy were expelled into Poland, but unknown number of them stayed in USSR.Initially was given 2 national Polish Soviet Republic, one on the area of Ukraine, one on the area of Bellorussia, were subsequently deported to Kasakhstan 1934-1938, around 400 000 died from hunger.Later, during World War II Soviets occupied vast areas of eastern Poland (so called Kresy), another 5.2-6.5 million of Poles (from total population of about 13,5 million of these territories) were added.Other historians gave much less estimation, about half of million of Poles murdered and deported.Polish minority in SOviet Union appeared after creation of USSR and peace of Riga in 1921 after Polish-Soviet war.Some claiam that as many as 1.7 million of Poles were later deported to far away territories of USSR, such as Siberia