The Refugee Convention of 1951 was a major breakthrough, outlining the rights of those displaced across borders as well as the legal obligations of states to protect them.

Education is a human right with immense power to transform

There has to be a force on the horizon that can come very quickly. But the way we run and fund peacekeeping, this capacity is unavailable.

Having worked my way from the bottom of the ladder to the top [of the UN] certainly helped me navigate that complexity, both political and bureaucratic.

There can be no doubt that these attacks are deliberate acts of terrorism, carefully planned and coordinated and as such I condemn them utterly. Terrorism must be fought resolutely wherever it appears.

There is a certain tendency on the part of some Americans to treat the UN as a multilateralism à la carte where you pick and choose where it suits you and when it doesn't suit you, you pull back.

The US-led invasion of Iraq was an illegal act that contravened the UN charter.