Mexicans doing that are really morons, but there has been some issues with pro-Ireland Irish in America. Like funding terrorist organizations that caused problems for our main ally the UK. And many following the Pope's lead in being against the Iraq war.
"And many following the Pope's lead in being against the Iraq war."
The pope who criticized the Iraq war isn't pope anymore and those Irish-American public figures who opposed the war tend to be pro-abortion, so I doubt that they take orders from the pope.