Kerry v Tyrone in Dublin's Croke Park in 2015. The two counties are due to meet again on July 12 in the 2025 semi-final.Getty Images

A new era of Gaelic football is unfolding - one marked by innovation, intensity, and a renewed commitment to the game’s enduring spirit.

Following a thrilling quarterfinal weekend, the 2025 All-Ireland Senior Football Championship is down to four proud counties. Donegal, Tyrone, Meath, and Kerry will compete in the semifinals this weekend, with each team one step away from a chance to lift the Sam Maguire Cup on July 27.

It's Tyrone v Kerry on Saturday, July 12, followed by Donegal v Meath on Sunday, July 13, with both games set for Dublin's Croke Park.

It’s a compelling blend of legacy and resurgence, contested under a rulebook that has breathed new life into the game.

The Evolving Game

In 2024, I wrote for IrishCentral about my experience at the All-Ireland semifinal, a day steeped in county colors, crowd passion, and cultural pride. That match introduced me to the magic of the GAA - where every movement on the pitch tells a deeper story.

This year, I returned to Croke Park to witness the 2025 quarterfinals, now played under the GAA’s sweeping rule changes. My aim was simple: to see if these reforms could balance modern spectacle with the traditional soul of the sport.

What I saw exceeded expectations.

RTÉ's Gaelic games correspondent Marty Morrissey (L) and Len Clark.

The 2025 Rule Changes: A Game Refined

With an eye toward a faster, more open style of play, the Gaelic Athletic Association (GAA) implemented four major changes this season—each designed to reward skill, increase tempo, and energize supporters:

  • 1v1 Throw-Ins: Each half begins with a single player from each side contesting the throw-in, with midfielders spaced wide to create openness and flow from the outset.
  • Revamped Kick-Outs: Goalkeepers must kick the ball forward beyond both the 40-meter arc and 20-meter line—eliminating short, defensive restarts and encouraging more daring attacking play.
  • Anti-Blanket Defense Rule: Teams are now required to keep at least three players in each half of the field at all times, reducing overly defensive tactics and encouraging end-to-end action.
  • Mark Rule Adjustment: Clean catches inside the 20-meter line now only qualify for a mark if the kick originates from outside the 45-meter line—placing greater emphasis on long, accurate delivery and brave aerial contests.

Together, these reforms are doing exactly what they were meant to: making Gaelic football more dynamic, without diluting its character.

From Croke Park to the World: A Global Lens

As an American broadcaster, I’m struck by how closely these developments mirror trends in US sports. In both the NFL and NBA, rule adjustments have been introduced to speed up play and increase fan engagement.

But where the GAA truly stands apart is in its sense of stewardship. These changes don’t compromise tradition—they deepen it. The essence of pride, loyalty, and a grassroots connection remains fully intact, even as the game grows in global relevance - particularly among the Irish diaspora in North America.

What we’re seeing is not just a sport evolving, but a cultural force extending its reach.

Semifinals Ahead: Familiar Heart, Fresh Energy

Despite the changes, the unmistakable rhythm of Gaelic football remains. The flags still ripple in the wind. The crowd still roars. And every player still carries the hopes of home with each kick, pass, and point.

As we prepare for the semifinals, one thing is clear: we’re not just witnessing a GAA championship - we’re witnessing the beginning of something new.

A bolder game. A broader stage. But the same goal – to pursue immortality.

The rules may change - but the heart of Gaelic football still beats stronger than ever.

*Len Clark, Ph.D., is an American journalist and broadcaster covering Notre Dame Athletics. Follow his reporting on social media @LenND1.