nuclear energy

Yet Paris did not share its nuclear energy knowhow with its loyal African supplier.

That trade is dominated by US purchases of raw materials for nuclear energy and fertilizers.

Matsui said that the nuclear Non-Proliferation Treaty, which aims to prevent the spread of nuclear weapons and promote the peaceful use of nuclear energy, was "on the brink of dysfunctionality".

In the wake of the Fukushima disaster, Japan initially started moving away from nuclear energy - but the government has slowly started to reverse this policy.

The government's National Wealth Fund - its principal investor and policy bank - will be making its first investment in nuclear energy.