Jim,
That covered the period from 1922 to 1935 -80 years ago

Wrong.
"To a large extent, the popular understanding of the Famine in Ireland still follows a traditional, nationalist paradigm. Within this model, 'blame' is generally attributed to key groupings, either within the British government or within the landlord class. To some extent, these beliefs were fostered by the state school system south of the border."

Rag,
It is you who are being selective.
I already quoted your quote.
The historians tried to get the curriculum changed, but,
"To a large extent, however, this debate took place within the rarefied atmosphere of academia and failed to percolate down into the schoolrooms either north or south of the border."