This rising speech has become the profile of every adventurous politician to convince the audience these days. For example, both previous US presidents and current President Obama use this technique to achieve victory in presidential campaigns. There is the dossier on the Iranian nuclear program which concerns an important issue for Obama, it represents the similarity between Churchill's speeches and those of Obama. In February 2009, according to Michael Makovsky and Blaise Misztal, two Washington Post journalists, Obama had pledged to “use all elements of American power to prevent Iran from developing a nuclear weapon.”13 This decision could change after a few time. years, and it's not the last. On December 7, 2013, according to New York Times reporter Michael D. Shear, “President Obama said he could envision a final diplomatic deal with Iran that would allow the country's government to enrich nuclear material for energy production with restrictions sufficient to assure Israel and the rest of the world that it will not be able to produce a nuclear weapon.”14 The diplomatic discourse has changed 90 degrees from prevention to acceptance of restrictions, and that's not all. Furthermore, on April 7, 2015, according to NPR reporter Steve Inskeep, Obama “would argue that this deal is the right thing to do for the United States, for our allies in the region, and for world peace, regardless of the nature of the regime Iranian.”15 Six years after Obama's first speech and negotiations with Iran, the President agreed to let Iran use nuclear power for peaceful uses. This diplomatic speech gave the Iranians what they were looking for, and at the same time the United States reached the best deal with 180° in a different direction without using air forces to bomb nuclear facilities. Furthermore, this fact is a result of Churchill's vocal technique that he has