He was the 68th US Secretary of State between 2013 and 2017. As the country's chief diplomat, he defined the State Department's strategy for nuclear non-proliferation, combating radical extremism and climate change. His tenure was distinguished by his success in negotiating the nuclear agreement with Iran and the Paris Agreement. Between 1985 and 2013, he was the senator for Massachusetts and between 2009 and 2013 he chaired the Senate Foreign Relations Committee. He served in the US Navy, with two tours of duty in Vietnam, for which he received a Silver Star and a Bronze Star for bravery in combat, as well as three Purple Hearts. He graduated from Yale University and specialised in law at Boston College Law School. Author of the bestsellers «A Call to Service: My Vision for a Better America and This Moment on Earth», Secretary of State John Kerry published a memoir entitled «Every Day Is Extra» in 2018. He is currently a Distinguished Fellow for Global Affairs at Yale University, as well as a Visiting Distinguished Statesman at the Carnegie Endowment for International Peace.