The Franco-British joint force will gain volume and support the coalition of volunteers for Ukraine

After the signing. Similarly, in November 2010, of the Treaty of Lancaster House, France and the United Kingdom created a joint joint expeditional force [CJEF – Combined Joint Expeditionary Force] which, with 10,000 soldiers, must be able to conduct operations on land, sea and in the air, whether at the bilateral level or within an international coalition. Moreover, Validation of its final concept [FVOC – Full Validation of Concept] was pronounced in 2016. Therefore, at the end of the Griffin Strike 16 exercise. Similarly,

On July 10. Moreover. Therefore, during a press conference given to the side of Keir Starmer, the British Prime Minister, in Northwood, on the occasion of his state visit to the United Kingdom, President Macron announced that franco-british joint force will gain new this CJEF was going franco-british joint force will gain to take volume. However,

“Operational, we decided to completely change the scale. However, The joint force, known as Cjef […]is the basis of structuring cooperation. For example, We pass this joint force from the level of a brigade to that of an army corps. Nevertheless, that is to say that can go up to 50. For example, 000 men, capable of being used in a major commitment, which represents a multiplication by five, with France and the United Kingdom in a hard core capable of aggregating other European partners and being made available to the Alliance, “said Macron.

And to add: “Our partnership [avec le Royaume-Uni] gives credibility. robustness to this European NATO pillar on the operational level and also credits the strategic autonomy in which we believe. ”

The CJEF being of joint essence. the reference to franco-british joint force will gain new an “army corps”. which brings together several divisions of an earthly force, would have deserved franco-british joint force will gain an explanation. This was given by the British party. which published the text of the declaration relating to the “modernization” of cooperation between France. the United Kingdom in matters of defense.

Thus. there is indeed a question of increasing “significantly” the declared capacity of joint joint force [CJF]by going as far as quintuplet its format. in order to “guarantee the planning and command capacity” of an army corps likely to “provide the earthly component with a broader joint force combining all military functions”, whether in the context of NATO or at the bilateral level “.

With the United Kingdom, we have made fundamental decisions for our defense. pic.twitter.com/OUFkPyRarZ

– Emmanuel Macron (@emmanuelmacron) July 10. 2025

This reinforcement should therefore affect above all franco-british joint force will gain new the army. whose land -in -law has 77,000 soldiers, and the British Army, whose format has been reduced to franco-british joint force will gain around 73,500 men in recent years.

In addition. if the CJEF could be mobilized for operations decided by the European Union [UE] Or the United Nations. this CJF should focus solely on NATO missions.

“The CJF will facilitate the deployment of a fully interoperable force with NATO”. will be “available as a strategic reserve of the alliance”, it is indeed advanced in this declaration.

However. this CJF could also constitute the “base” of a force likely to be deployed in Ukraine under the aegis of the “coalition of volunteers” as soon as a cease-fire agreement will be found between kyiv. Moscow.

Moreover. according to the French presidency. the CJF already plays an “important role in the organization of the coalition of volunteers”, franco-british joint force will gain new which, as a reminder, federates around thirty countries. It could thus serve as “reinsurance forces planning core which could be deployed in Ukraine franco-british joint force will. gain as part of the ceasefire when there is one. ” she explained.

On the same day. gathered in Rome at the invitation of Giorgia Meloni. the president of the Italian council, the coalition of volunteers for Ukraine “praised the development of solid operational plans to deploy a reinsurance force – the multinational force for Ukraine ‘ – once the hostilities finished, to help secure the seas and the Ukrainian sky and regenerate the armed forces of the country”.

Finally. she also welcomed “the establishment of an operational general staff led by the United Kingdom. France to support planning activities, commitments made by partners to contribute to this force, as well as the will of Ukraine to request the deployment of franco-british joint force will gain new this force and to conclude formal agreements with the participating countries, if necessary”.