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.

The fresh offensive by the M23 rebels and Rwanda forces in Eastern Democratic Republic of the Congo (DRC) coincides with the first anniversary of the Memorandum of Understanding (MOU) signed between the European Union (EU) and Rwanda to cooperate on the supply of "critical minerals.

Kagame hit back, accusing South Africa of being part of a "belligerent force" involved in "offensive combat operations"

The Rwanda-backed armed group M23 vowed on Thursday to march on the DR Congo capital, Kinshasa, as its fighters made further advances in the mineral-rich east of the country.