How did the Holocaust happen without more of the world knowing? Why was it not prevented earlier?

since we were at war and did not have spies

Explanation:

mount st. helens in washington erupts, causing a massive avalanche and killing 57 people on this day in 1980. ash from the volcanic eruption fell as far away as minnesota. seismic activity at mount st. helens, which is 96 miles south of seattle, began on march 16.

the answer would be cities along the east coast.