On a current go to to Kyiv, Clément Beaune, the French transportation minister, stopped off within the Ukrainian port metropolis of Odesa to pay homage to his Jewish forebears who fled pogroms for France round 1910, solely to be deported by French authorities to Auschwitz in 1944 and murdered there by the Nazis.

This was scarcely enterprise as traditional for a minister whose routine obligations embody coping with rail strikes and airport meltdowns. But Mr. Beaune, 42, has earned a popularity as an iconoclast pushed by private conviction, chief amongst them a passionate identification with the concept of a united Europe.

“I have a small piece of this tormented history in me, and that is the history of all Europeans,” Mr. Beaune, a person of boyish face, candid gaze and artfully unkempt beard, mentioned in an interview. “We are a continent of people, families and nations torn apart. We must recall that the European Union is a daily miracle.”

In Odesa, Mr. Beaune visited the previous synagogue the place a great-grandfather, Israel Naroditzky, had worshiped. He recalled his maternal grandmother’s tales about Odesa, on the time a part of the Russian Empire. He mused on the forces — antisemitism, fascism, communism, imperialism — that fed Twentieth-century mass homicide, together with the killings of Mr. Naroditzky, his brother and certainly one of his sons.

A technocrat turned politician, Mr. Beaune has been at President Emmanuel Macron’s aspect for nearly a decade, longer than nearly anybody within the inside presidential circle. The day by day newspaper Le Monde has known as him Mr. Macron’s “chouchou,” or little pet.

But Mr. Beaune is now off the leash.

Six years into the Macron presidency, he has emerged because the omnipresent gadfly of the administration, a pure communicator prepared to speak when others received’t, a risk-taker plotting a giant political future, whether or not as mayor of Paris — a put up he covets — or a pacesetter of a reborn center-left. Or maybe each.

“He’s modest, understated, cultivated, but very ambitious despite appearances,” Christine Lagarde, the president of the European Central Bank, mentioned in an interview. “And he has now completed a magnificent transition from the shadow of the president.”

In late 2020, Mr. Beaune instructed Têtu, the nation’s most distinguished L.G.B.T.Q. journal: “I am gay and I am comfortable with that.”

In the identical interview, he spoke publicly for the primary time of the Jewish origins of his maternal household. This was seen in France as a double coming-out. It was adopted in 2021 by combative visits to each Hungary and Poland the place Mr. Beaune took on state-backed anti-L.G.B.T.Q. actions.

He denounced the remedy of gays in Poland and the makes an attempt of sure areas to develop into “L.G.B.T.Q.-free.” In the Hungary of Prime Minister Viktor Orban, quickly after a fawning go to by the French far-right chief Marine Le Pen, he spoke out for “the principles of Europe, which are equality, freedom and nondiscrimination.”

On a continent that had believed itself past warfare and state-sponsored bigotry, solely to be taught in any other case, it’s as if the threads of Mr. Beaune’s life have come collectively. For him the battle towards intolerance is a private matter.

“If I have talked about my family, and been honest about myself, it is because I believe the great European battle is cultural and civilizational, not against anyone, but for certain values,” he mentioned in his light-filled ministry workplace in central Paris.

Then there may be the brewing political battle in France at a time of nice uncertainty. Mr. Macron, dealing with protest and isolation, is term-limited and will likely be gone in 2027. He has no apparent successor and the post-Macron survival of his centrist celebration, Renaissance, is unsure.

A gaping gap looms on the heart of the French political spectrum, leaving the intense proper of Ms. Le Pen and the far left of Jean-Luc Mélenchon as the principle forces energized by resentment and frustration.

Enter Mr. Beaune.

“I am a pro-European Social Democrat and that is the idea I will try to defend,” he mentioned. He favors negotiation with labor unions of the sort typically lacking throughout the protracted protests this yr towards elevating the retirement age to 64.

Mr. Macron emerged from the Socialist Party, however his pure house is now broadly seen because the center-right. His three most widely-mentioned doable successors — Gérald Darmanin, the inside minister; Bruno Le Maire, the economic system and finance minister; and Édouard Philippe, a former prime minister — all lean towards the law-and-order, tough-on-immigration proper.

That could swimsuit Mr. Beaune, who believes the average center-left forces that took François Mitterrand and François Hollande to the very best workplace within the land will be revived.

“There’s been an assumption that the center-right will impose itself,” mentioned Stéphane Boujnah, the chief govt of Euronext, a pan-European inventory change. “But Beaune is to the left of Macron and wants to revive a social democracy built around the middle class, the popular classes, the unions.”

For Mr. Boujnah, who labored intently with Mr. Beaune when he was secretary of state for European affairs from 2020 to 2022, a conspicuous political reward of the minister lies in his capacity “to use respectful and comprehensible language. He has nothing of the let-me-lecture-you Davos syndrome.”

The notion of Mr. Macron as aloof has been a persistent supply of criticism. Mr. Beaune believes the Republic suffers from extreme “verticality” — an immense focus of energy within the presidency — and has prompt that presidential and parliamentary elections be held individually, not in tandem, to revive significance and heft to the legislative department.

Mr. Beaune grew up in Paris in a household that merged tormented Jewish historical past on his mom’s aspect with placid rural custom on his father’s. She was a nurse, he was a researcher and trainer. The family was secular; Mr. Beaune by no means went to church or synagogue. He was an excellent scholar, ending up on the elite ENA graduate faculty that has produced 4 of the eight presidents of the Fifth Republic, Mr. Macron included.

Last yr, nonetheless, in elections for the National Assembly, or decrease home of Parliament, Mr. Beaune threw off the cosseted lifetime of the “énarque” for political fight in a contested Paris constituency. He trailed a leftist candidate by nearly six proportion factors within the first spherical, solely to prevail with 50.73 p.c of the vote within the second.

“I’d been told not to present myself because it was risky,” Mr. Beaune deadpanned. “Well, it was so risky I almost lost.”

He smiled, as if considering life’s twists from a long way. “You know, in politics you need a certain serenity. If you have no ambition, you’re no politician. But if your ambition is devouring, to the point you are always thinking about the next step, you live in great suffering. So I try to hover between the two!”

Would he be the following mayor of Paris, succeeding Anne Hidalgo in 2026? “I hope so,” he mentioned. But, he added, “a week is a long time in politics.”

As he effectively is aware of, one former mayor of Paris, Jacques Chirac, went on to develop into president.

“He’s a brilliant communicator, but he will inevitably encounter obstacles and enemies, and time will tell if he has the backbone for all that,” Ms. Lagarde mentioned. “I suspect that a certain cunning I’ve noted in him will serve him well.”

Whatever his nationwide ambitions, the development of a powerful and ever extra federal Europe stays the good reason behind Mr. Beaune’s life, because it has been of Mr. Macron’s. Mr. Beaune labored tirelessly as secretary of state for Europe to safe settlement on the federalization of European debt, lengthy taboo to Germany, an necessary, even Hamiltonian, second, within the historical past of the Union.

“The war in Ukraine has been a great accelerator of European unity,” he mentioned. “The people who have most advanced European integration in recent years, and its determination to achieve strategic autonomy, have been Putin and Trump.”

Both of them equally? “Trump demonstrated to Europeans that we need autonomy, and Putin demonstrated that the danger of war was always there. They were two shocks — not at the same level, of course — and they have changed Europe.”

A Europe that, for Mr. Beaune, stays fragile.

“Any European who has doubts should go to Odesa and Kyiv,” he mentioned. “For Ukraine, under bombs, filling out 1,500 pages of dossiers for eventual European Union membership is nothing less than its candidacy for freedom.”