Questions from a "Loyal American"

The plan ignores the root cause of the region’s decades-old conflict, which is the unresolved Palestinian question.

[W]hat is to stop Iran from actually embarking on a nuclear weapons program, since it is already being subjected to these sanctions?

The central objective of increasing the security and military costs imposed on Iran is not necessarily to launch an all-out war, but rather to compel the Iranian leadership to accept a new deal.