This document outlines a series of major United Nations events in 2015 and 2016 related to sustainable development, climate change, and cities. It discusses the UN Secretary General's Climate Summit in September 2014, the COP21 climate negotiations in Paris in December 2015, the adoption of the Sustainable Development Goals in September 2015, the Financing for Development conference in July 2015, and Habitat III in Quito, Ecuador in October 2016. It argues these events present both commitments and opportunities for cities worldwide and in India to advance sustainable and climate-friendly urban development.