What made Holocaust possible?

Have heard this, they would never believe it. That our indivisible country, the Soviet Union, would no longer exist. That the streets would be renamed. That there would be new heroes.They taught us one thing, but we saw and heard another. And we thought it would be like this forever. The individual meant nothing. Even on envelopes, you first listed the country, the city and street, and only then—person’s name.