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Where and when was the Paris Agreement open for countries to sign?
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Paris Agreement
(From left) José Gurría, Justin Trudeau, Enrique Peña Nieto, Jim Yong Kim, François Hollande, Angela Merkel, Michelle Bachelet, and Hailemariam Desalegn during the 2015 UN climate change conference that resulted in the Paris Agreement.
The Paris Agreement was open for countries to sign at United Nations headquarters in New York City from April 22, 2016, to April 21, 2017.1