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Want to change the world? All we need is your voice.

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If you believe everyone has the right to a life of opportunity and justice, no matter where they live, and if you believe ordinary people can change the world, then join us.

Join our global community working to end extreme poverty and preventable disease.

Learn about opportunities to campaign for a better world and get updates on our work to fight for justice and equality.

We ask for your voice and action – never for your money.

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“Being a ONE supporter gave me the chance to contribute first hand to the battle for social justice and for every person’s right to lead a dignified life: advocacy and awareness-raising campaigns are the first step for a crucial change.”

Anna, Italy

What we've achieved together

Voices like yours have the power to create meaningful change. The proof is in our activists’ work. Check out these stories of ONE’s impact.

Does campaigning make a difference?

Signing a petition or sending a letter to a decision maker can sometimes feel like a small action. But it can have big impacts in the fight for global change.

See how your voice counts

More ways to take action

Want to do something right now? Here are some ways you can make a difference.