Rwanda is illegally occupying the Democratic Republic of Congo and attempting to orchestrate regime change, the country's foreign minister has told the BBC. Thérèse Kayikwamba Wagner said this followed decades of impunity and failure to hold Rwandan President Paul Kagame accountable for violating international law.

A Rwanda-backed militia seized the pivotal Congolese city of Goma this week, threatening a new humanitarian crisis after decades of fighting.

Britain has warned Rwanda that its involvement in an escalating conflict in the Democratic Republic of Congo could jeopardise the over $1 billion of aid it receives every year.