The Corruption Perceptions Index ranks 182 countries and territories by their perceived levels of public-sector corruption.

The Corruption Perceptions Index 2025 reveals a long‑term decline in global anti‑corruption leadership, with limited signs of ...

Here are the world's most and least corrupt countries according to Transparency International's Corruption Perceptions Index.

Once seen as anti-graft strongholds, the US, UK, Canada and Sweden are slipping into decline due to a lack of political leadership, Transparency International's Corruption Perception Index has ...