The rebels say they are fighting political, economic and religious marginalisation by Yemen's central government.

The rebels have fought the government since 2004, complaining of social, economic and religious marginalisation.

The rebels, who revolted against the government in 2004, complaining of social, economic and religious marginalisation, have rejected ceasefire conditions set by the government.

The rebels, who are known as Houthis after the clan of their leader, say they are fighting political, economic and religious marginalisation in Yemen.

The Houthis say they are fighting social, economic and religious marginalisation by the Sanaa authorities and accuse Sunni neighbour Saudi Arabia of backing the government.