Among international organizations on social media, the U.N.’s new human rights chief and UNICEF were the Twitterverse’s undisputed champions.

The Nobel Prize-winning U.N. panel on climate change said it’s life or death for much of the planet as soon as 2040.

Diplomats, experts and international organizations are rushing to protect the rich biodiversity of open oceans against commercial pressures.

The brutality of Syria’s war has made it difficult to ensure accountability — a basic requirement of peace — such as keeping an accurate death toll.

Three times a year, a little-known expert panel gathers in Geneva and New York with a monumental task: upholding people’s civil and political rights.

The U.N. and UNICEF are the most popular organizations on Twitter, where U.S. President Donald Trump overtook Pope Francis in the most-followed ranking.

The U.N. is convening its first outer space conference in almost two decades, the celestial counterpart to its Earth-bound mission to prevent more wars.

Conflicts around the world forced more than 65 million people to leave their homes. On average, 28,300 people a day flee conflict or persecution.

Forget flattery. For international organizations, it is social media — some of it paid promotion — that will get you everywhere.

The first international organization dates to an 1804 treaty on the Rhine River. In the 20th century, they proliferated to find solutions and prevent wars.