Aged just 18, he joined the French resistance and took part in the World War II liberation of Paris from its Nazi occupiers in 1944. He then served for eight months in Germany and Austria in the run-up to the capitulation of the Third Reich. He paid special attention to the development of relations with Germany as an important economic power in Europe, as well as his energy policies, in the context of the third world countries attempting to impose their opinions on the powerful western countries by forming the OPEC organization years ago. Also, the development of economic exchanges, even in the field of cooperation in the field of peaceful nuclear technology, was one of the goals of Giscard Destin’s foreign policy.