By Daphne Psaledakis, David Lewis and Nafisa Eltahir WASHINGTON/NAIROBI/CAIRO (Reuters) -The United States determined on Tuesday that members of Sudan's Rapid Support Forces (RSF) and allied militias committed genocide in Sudan and imposed sanctions on the group's leader over a conflict that has killed tens of thousands of people and driven millions from their homes.

Sudan’s Rapid Support Forces (RSF) have committed genocide over the course of the more than year-long civil war in Sudan, US Secretary of State Antony Blinken said on Tuesday.

Antony Blinken, the U.S. Secretary of State, has formally accused the Sudanese Rapid Support Forces (RSF) of genocide, alleging that they have been killing civilians from specific ethnic groups. Sanctions were also imposed on the RSF leader,