i think the US is known for being a country where you can be any religion, so there is a wide range, but this country was founded on Protestant morals so i would say Protestant.
Created as a haven for the English Catholic minority it has had a protestant majority since it was founded.
Protestant
1522
Someone from Ireland who belongs to a Protestant religion.
he religion is operah
Protestant
protestant
The religion founded by Muhammad is called "Islam".
she was a stalwart protestant. she was a stalwart protestant.
Robert dudley was catholic or protestant protestant
bloody mary punished people at the protestant religion at what stake