This publication has the objective of introducing the impressive work done by the United Nations in the area of sustainable urbanization to architects, planners, and design professionals. They are and will be playing a fundamental role in shaping the cities that will absorb the two and a half billion people moving into them in the next 30 years while giving them a chance to flourish.

On the 75th anniversary of the United Nations, its efforts to achieve sustainable urbanization and development over the years are told. The final products of the United Nations’ efforts in the area of human settlements and sustainable urbanization, the Sustainable Development Goal 11, and the New Urban Agenda are introduced.