How badly would people take it if someone said he didn't believe in God in France, England, America in the late 19th century?

How badly would people take it if someone said he didn't believe in God in, England, France or America in the late 19th century?

How bad would it be?
How badly would people take it if someone said he didn't believe in God in France, England, America in the late 19th century?
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