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Julian Assange

Julian Assange is an Australian computer programmer, publisher, and activist best known as the founder of WikiLeaks, which published large collections of leaked and classified documents.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Julian Assange is an Australian computer programmer, publisher, and activist best known as the founder of WikiLeaks, which published large collections of leaked and classified documents. He became a central figure in global debates over press freedom, state secrecy, and national security. In 2024, he returned to Australia after resolving his long-running U.S. legal case through a plea agreement.

Early life and background

Assange was born on 3 July 1971 in Townsville, Queensland, Australia. He is identified as an Australian computer programmer and activist, and public accounts describe him as having developed strong technical skills at a young age.

WikiLeaks

Assange founded WikiLeaks in 2006 as a platform for publishing leaked documents and other confidential material. The organization later became known for large-scale disclosures involving governments, militaries, and corporations, including U.S. military and diplomatic documents.

Assange sought refuge in the Ecuadorian embassy in London in 2012 while facing extradition-related proceedings. He was arrested in 2019 and remained in custody during years of litigation linked to U.S. charges.

2024 plea agreement

In 2024, Assange was released from British prison and travelled to formalize a plea deal with U.S. authorities. He then returned to Australia after pleading guilty to a single U.S. charge.

Public legacy

Assange is a divisive public figure whose work shaped modern debates over transparency, whistleblowing, and the limits of journalism. Supporters emphasize press freedom, while critics focus on the handling of classified information. He was named Time Person of the Year in 2010.

Key facts

  • Founded WikiLeaks in 2006, which published large sets of leaked or classified material.
  • Became internationally prominent in 2010 after major WikiLeaks disclosures.
  • Spent years in the Ecuadorian embassy in London before being arrested in 2019.
  • Released from British custody in 2024 and returned to Australia after a U.S. plea deal.
  • Portrayed as both a press-freedom defender and a national-security threat.
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Canadian context

Canadian readers have followed Assange’s case through debates about press freedom, whistleblowing, cybersecurity, and the publication of classified information, especially in coverage of Western democracies and international law.

Frequently asked questions

Who is Julian Assange?
Julian Assange is an Australian publisher and activist best known for founding WikiLeaks and for his role in publishing leaked and classified documents.
What is WikiLeaks?
WikiLeaks is a media organization founded by Assange in 2006 to publish leaked or confidential materials.
What is Julian Assange known for?
He is known for releasing large volumes of leaked U.S. and other government documents through WikiLeaks.
Why was Assange in legal trouble?
He faced U.S. charges connected to the publication of classified national defense information, and he also spent years fighting extradition.
What happened to Assange in 2024?
He was released from British custody after a plea agreement and returned to Australia.
Is Julian Assange Australian?
Yes. The provided sources identify him as Australian and say he was born in Townsville, Queensland.

References

  1. Encyclopaedia Britannicahttps://www.britannica.com/biography/Julian-Assange
    Supports: Birth details, Australian nationality, founding of WikiLeaks, and description of WikiLeaks disclosures.
  2. Reutershttps://www.reuters.com/world/who-is-julian-assange-2024-02-20/
    Supports: 2024 plea-deal context, identity as WikiLeaks founder, and summary of his legal case.
  3. BBC Newshttps://www.bbc.com/news/world-us-canada-68282613
    Supports: 2024 release, plea agreement, WikiLeaks background, and the charges he faced.
  4. ABC Newshttps://www.abc.net.au/news/2024-06-27/who-is-julian-assange-and-what-did-he-do-/104028550
    Supports: Australian identity, WikiLeaks founding, and the 2024 return to Australia.
  5. BBC Newshttps://www.bbc.com/news/world-europe-11949341
    Supports: Timeline of the case, arrest in 2019, embassy stay, and 2024 plea deal timing.
  6. The Guardianhttps://www.theguardian.com/media/article/2024/jun/25/explainer-who-is-julian-assange-and-what-are-the-details-of-his-plea-deal
    Supports: Background on WikiLeaks, major 2010 disclosures, and broad public interpretation of Assange's role.