In Sudan, fighters from the Rapid Support Forces (RSF), a paramilitary group, appear to have filmed and posted online videos of themselves glorifying the burning of homes and the torture of prisoners. These videos could be used by international courts to pursue war crime prosecutions.

Kaamil Ahmed explains how the international legal system is adapting to social media, finding a way to use the digital material shared online to corroborate accounts of war crimes being committed in countries ranging from Ukraine to Sudan

• Russia-Ukraine war – latest news updates