Terrified at the prospect of an economically resurgent, potentially nuclear-armed Iran and a looming Shia-led uprising in its own oil-rich Eastern Province, Sunni powerhouse Saudi Arabia this week executed its leading Shia cleric, Sheik Nimr al-Nimr.
The official Israeli response to allegations in the Wall Street Journal that President Barack Obama ordered the National Security Agency (NSA) to spy on Prime Minister Benjamin Netanyahu as he discussed the nuclear deal with Iran has been muted.
The announcement this week by Argentina's new president-elect, Mauricio Macri, that one of his first moves would be to seek to repeal the controversial Memorandum of Understanding with Iran, has been met with praise from Jewish groups.
Democratic Party Chairwoman Debbie Wasserman Schultz said on Sunday that she would vote for the nuclear agreement with Iran, ending speculation about whether a top party leader would support President Barack Obama on the agreement.
Mrs Wasserman Schultz's 23rd district in Florida is heavily Jewish.