I understand your points, and appreciate your civility...it is pleasant to be able to discuss things rationally.

To take your points in order...
1). I don't know who was fluent in what back in Jesus' day. It certainly is likely he could speak different languages...those languages were commonly spoken and understood. Those annotating His story certainly were fluent, also.
2). I agree that many immigrants are not able to communicate in English. However - the more "highly educated" immigrant, coming to the US (priest, doctor, engineer, other professional) most certainly can speak & understand English. Perhaps not every idiom, but it is taught as a matter of course in schools throughout the world...it is understood that Americans are traditionally not polyglots.
3). We are considered a "missionary country" at this point.  Priests certainly understand that, and most are anxious to come here...

Continued.....