More than a billion people – one in five globally – lack electricity to light their homes or conduct business, according to a recent World Bank report. Nearly three billion rely on dangerous, polluting fuels – such as wood, charcoal and animal dung – to cook and heat their homes.

Conflict, disease, human rights abuses and food insecurity combined to make 2014 a year marked by untold human misery. From the rise of violent extremism to the spread of Ebola, from war in Gaza to unrest in Ukraine, UN peacekeeping, diplomacy and humanitarian capabilities were pushed to the limit

The United Nations is telling its own history and spotlighting major global issues through a compilation of nearly 70 years of archival history – photographs, posters, videos and recordings – with an exhibit at a former carriage house near the Organization's Headquarters in New York

Sir Brian Urquhart, who celebrates his 94th birthday in February, is a living chronicle of a large chunk of 20th century history.

Throughout his four decades of service to the United Nations, starting as one of its very first staff members and ending as an Under-Secretary-General for Special Political Affairs, he also helped shape history-making moments. He was present for the birth of the United Nations in 1945, and was witness to many of the Organization’s – and the world’s – seminal milestones.