Answer:
They wanted to kill them and take their land.
Explanation:
In one notorious atrocity ordered by Stalin, the Soviet secret police systematically shot and killed 22,000 Poles in a remote area during the Katyn massacre. Also The “reason” given was that Russia had to come to the aid of its “blood brothers,” the Ukrainians and Byelorussians, who were trapped in territory that had been illegally annexed by Poland.
