Netanyahu's response to Trump's plans for negotiations with Iran is noticeably different from his reaction to Obama's talks in 2013. The article suggests that Netanyahu is hesitant to confront Trump due to the president's unwavering support for Israel. The relationship between the two leaders has limits, and Netanyahu understands the political risks of challenging Trump. The article also discusses Netanyahu's recent visit to Washington, where he hoped for firm US backing on tensions with Turkey, but was met with underwhelming support. Overall, the article highlights the constraints of a close relationship with the US and the limited space for dissent or pushback.