Here are some of the reactions to #UN75 from some senior UN officials.
The UN75 High-level meeting has begun! You can follow the whole event live courtesy of our colleagues at UN Web TV.
Youth representatives are set to address the high-level meeting of the General Assembly later today, sharing their visions of a better planet, and helping decide the next chapter of the UN.
Earlier this month, UN News spoke to some prominent youth leaders, to find out what kind of world they want, how they see the UN's role in the coming decades, and their hopes and fears for the future. Read the full story here.
Conflict, inequality, climate change...some of the big challenges that still need to be tackled through international cooperation, as the UN begins its 75th General Assembly Session.
Our September photo story shows some of the vulnerable who are being affected by these global problems.
The theme chosen for the UN75 commemorations is "The future we want, the United Nations we need: reaffirming our collective commitment to multilateralism".
In the months leading up to the event, the UN embarked on a massive global conversation, with more than a million people surveyed. Read our story on the UN75 Global Conversation, to find out what the survey revealed.
Good morning from UN News, live (in an apartment not too far) from UN Headquarters in New York!
Today, the 75 years of the UN is officially being commemorated, with an event that will begin at 09:00 Eastern Time, with contributions from senior UN officials, youth representatives and several UN Member States.
We'll bring you the latest updates from the event, as well as some useful background information, videos, and social media, throughout the morning.
To kick things off, here's an episode of our hit podcast UNcomplicated, featuring UN75 supremo Fabrizio Hochschild, who's leading the world body's birthday mission, to listen to the concerns of a new generation of global citizens, and keep the UN relevant in the decades ahead.