All Obama has to do is withdraw the funding for the settlement enterprise. Legalise it under Israeli law, and Netanyahu will have given your President the opprtunity to do so. And if your President declares the money can be used to create jobs in the United States, there won't be many complaints outside the none Jewish community, who can be made to shut up by the mention of the name of Madoff and where is the money?
Western-backed Syrian rebels say kill foreign Islamic State (Reuters)
from the article: Israel hints it may retroactively legalize settlement construction