What we know about North Korea's nuclear arsenal

North Korea has long maintained that its nuclear arsenal is necessary to deter an invasion by the US troops.

    North Korea's nuclear programme has been shrouded in secrecy for years.

    In September 2016, North Korea conducted its fifth nuclear test and announced it had standardised the production of nuclear warheads.

    Pyongyang has long maintained that its nuclear arsenal is necessary to deter an invasion by the US troops.

    Al Jazeera's Andrew Chappelle takes through what we know.


    YOU MIGHT ALSO LIKE

    Lost childhoods: Nigeria's fear of 'witchcraft' ruins young lives

    Lost childhoods: Nigeria's fear of 'witchcraft' ruins young lives

    Many Pentecostal churches in the Niger Delta offer to deliver people from witchcraft and possession - albeit for a fee.

    The priceless racism of the Duke of Edinburgh

    The priceless racism of the Duke of Edinburgh

    Prince Philip has done the world an extraordinary service by exposing the racist hypocrisy of "Western civilisation".

    Why a hipster, vegan, green tech economy is not sustainable

    Why a hipster, vegan, green tech economy is not sustainable

    Improving eco-efficiency within a capitalist growth-oriented system will not save the environment.