Qatar, an essential ally despite business. The small Gulf gas state has established itself as an essential mediator.

In Paris, Emir Tamim al-Thani also signed a commitment agreement relating to 10 billion euros to invest in the French economy by 2030. France is the leading European investor in Qatar, with nine billion dollars invested in energy, aeronautics, infrastructure and tourism. The relationship between Paris and Doha extends well beyond the realm of business, writes Nicolas Falez.