Possible Clues:

• Faith, there's nothing of it in England, so they say
• Old or poetic name for Britain
• A boil might make the North as untrustworthy as England is said to be
• There's no bail for one so perfidious
• Having a pound, I take on the country
• Be, in short, in a beastly king of England
• A white boil in an island across the sea
• How one gets bail on this from Britain
• Is it perfidious to tell white lies?
• Midland footballers out on bail?