Vertaling van "period demanded much energy from " (Nederlands → Frans) :

Although the reflection period demanded much energy from everyone : EU institutions, Member States and European citizens, further development of the internal market and other EU policies was never interrupted.
Le développement du marché intérieur et des autres politiques de l'UE n'a pas été perturbé même si la réflexion les concernant a nécessité l'énergie de tous: institutions européennes, États membres et citoyens de l'Europe.

The EU needs to reduce the vulnerability that arises from the fact that it is now more dependent on energy imports than the countries exporting energy are dependent on the EU. To this end, the EU needs to conduct a policy that increases the interest producer countries have in a steadily growing EU demand for their energy, while at the same time increasing producers » dependence on the EU. The result will be a mutual dependence that will foster predictability and stability.
The EU needs to reduce the vulnerability that arises from the fact that it is now more dependent on energy imports than the countries exporting energy are dependent on the EU. To this end, the EU needs to conduct a policy that increases the interest producer countries have in a steadily growing EU demand for their energy, while at the same time increasing producers » dependence on the EU.