Real Madrid have turned back to one of the most polarising figures in modern football, appointing Jose Mourinho as head coach on a three-year deal until June 2029.

The Portuguese veteran returns to the Santiago Bernabeu 13 years after his departure, replacing Alvaro Arbeloa following a second consecutive trophyless campaign for the Spanish giants.

"(Real Madrid have) agreed to appoint Jose Mourinho as the first team's head coach for the next three seasons, until June 30, 2029," Real Madrid said in a statement.

"Jose Mourinho will join Real Madrid on July 13, the day preseason begins."

A Club Searching for Answers

The decision follows one of the most turbulent periods in recent Real Madrid history.

The club failed to win major honours in Spain or Europe, tensions emerged inside the dressing room, and frustration spilled into the stands as supporters protested against club president Florentino Perez and star forward Kylian Mbappe.

With rivals Barcelona re-establishing domestic dominance under Hansi Flick, Madrid's hierarchy decided drastic action was needed.

For Perez, Mourinho represents a familiar solution to a familiar problem.

The Mission Remains the Same: Stop Barcelona

When Mourinho first arrived in Madrid in 2010, his primary objective was to halt Pep Guardiola's dominant Barcelona side.

More than a decade later, the challenge has changed faces but not essence.

This time Mourinho is tasked with stopping Flick's Barcelona, who have emerged as Spain's most entertaining and successful team in recent seasons.

Madrid believe Mourinho can once again transform a talented but inconsistent squad into a ruthless winning machine.

Why Florentino Perez Still Trusts Mourinho

Despite Mourinho's turbulent first spell, Perez has never hidden his admiration for the Portuguese coach.

The Madrid president has repeatedly credited Mourinho with changing the club's mentality and laying the foundations for a golden era in Europe.

"He raised our competitive level... and from there we won six Champions Leagues in 10 years," Perez said in May.

While Mourinho failed to deliver the club's long-awaited 10th Champions League title, many inside Madrid believe he created the hardened mentality that later helped Carlo Ancelotti and others achieve unprecedented success.

Can Mourinho Fix Madrid's Dressing Room?

One of the biggest reasons behind Mourinho's return is his reputation as a strong dressing-room manager.

The 63-year-old has previously managed some of football's biggest personalities, including Cristiano Ronaldo, and is known for imposing discipline and accountability.

Real Madrid's hierarchy hopes he can restore order following reports of dressing-room tensions and player disputes during the past season.

His ability to absorb media pressure and shield players from scrutiny is also viewed as a valuable asset during a period of instability.

The Risks Behind Madrid's Big Gamble

Yet Mourinho's appointment comes with significant uncertainty.

The Portuguese coach has not won a league title in 11 years and has largely operated away from Europe's elite level in recent seasons, managing in Turkey and Portugal.

Questions also remain over whether his demanding methods can connect with a younger generation of footballers.

Many observers argue Madrid have enjoyed greater success under more player-friendly coaches such as Carlo Ancelotti and Zinedine Zidane rather than strict disciplinarians.

Former Real Madrid goalkeeper Iker Casillas recently voiced his reservations.

"I think he is a great professional but I do not want him at Real Madrid. I believe other coaches would be better qualified to coach the club of my life," said Casillas earlier in May.

Old Controversies, New Challenges

Mourinho's previous spell in Madrid divided opinion.

Among the most controversial decisions was his choice to bench Spanish World Cup-winning captain Casillas in favour of Diego Lopez.

More recently, Mourinho drew criticism during Benfica's Champions League play-off clash against Real Madrid in February.

After Madrid winger Vinicius Junior alleged racial abuse from Benfica's Gianluca Prestianni, Mourinho defended the Portuguese side.

He said Benfica could not be racist because the club's greatest icon was Eusebio.

The remarks sparked debate and may complicate his relationship with sections of the dressing room.

A High-Stakes Reunion

For Perez, the appointment appears to be a calculated risk.

Madrid are betting that Mourinho's winning mentality, authority and experience can revive a club desperate to return to the top.

If it succeeds, Mourinho could add another remarkable chapter to his storied career.

If it fails, the fallout could be dramatic.

Either way, Real Madrid's decision ensures that one of football's biggest personalities is back on one of the sport's biggest stages.