"I feel that as long as our United States of America remains a secular government and true to its Constitution we will all continue to enjoy the freedom to interpret our world, our language, and our Scriptures as we personally see fit.
I don't see why that wouldn't be the case regardless.
Because every theocracy ever established extinguishes the rights of those who disagree with it. Sometimes slowly sometimes faster.
What would happen in the USA is clear from pronouncements of the fundamentalists who decry a secular government.