[zinekeller]

> Furthermore 'Irish car bombs' are a tactless but popular bar drink in America, which indicates an awareness of the conflict.

In the Atlantic parts, sure. But someone saying that others knows the history of Ireland because they knew a drink is a stretch at this point.

[stretchcat]

Occasionally I've met people who wondered where the drink name came from, but everybody else in the room was always quick to explain it. Americans may not know all the nuance and details, but the basics ('there was a violent conflict between the British and Irish, particularly regarding Northern Ireland") really are widely known in my experience.