They were joined by former US Senator George Mitchell, former Prime Minister Sir Tony Blair and former Taoiseach Bertie Ahern at Queen’s University Belfast, which is hosting a three-day Agreement 25 conference.
A bust of Mr Mitchell, who chaired the talks that led to the 1998 agreement, was unveiled at the event, which was also attended by Northern Ireland political representatives.
![Attending the Agreement 25 Conference at Queen’s University Belfast marking the 25th anniversary of the Good Friday Agreement. Picture by Jonathan Porter/PressEye](https://www.northernirelandworld.com/webimg/b25lY21zOmI1ZTI5MmRmLWUyZWQtNDc5NS1hYzM4LWYyMmY1ODY3MzU5Yzo1OTFjMjM3Mi01YWQ1LTQ4ODEtODUzYy05YjVjZjVkZDhiYzk=.jpg?crop=3:2&width=800)
1. Agreement 25
Attending the Agreement 25 Conference at Queen’s University Belfast marking the 25th anniversary of the Good Friday Agreement. Picture by Jonathan Porter/PressEye Photo: Jonathan Porter/PressEye
![Former Prime Minister Tony Blair speaking at the Queen's University event. Picture by Jonathan Porter/PressEye](https://www.northernirelandworld.com/webimg/b25lY21zOjQ1MTU0NGMyLTQ3N2YtNGI3Mi04MTllLThkYzVhMzQ1MjEyNjo2MzBjNTUwNS1jNTE0LTRiYWEtYWUyNi00YjI3M2ExOTlhM2Y=.jpg?crop=3:2&width=800)
2. Agreement 25
Former Prime Minister Tony Blair speaking at the Queen's University event. Picture by Jonathan Porter/PressEye Photo: Jonathan Porter/PressEye
![As part of the conference a bust was unveiled of Senator George Mitchell, who also served as Chancellor of Queen's University for 10 years. Left to right: Mr Mitchell, his wife Heather, Hillary Clinton, Bill Clinton and Tony Blair. Picture by Jonathan Porter/PressEye](https://www.northernirelandworld.com/webimg/b25lY21zOmFhYTEyYTUyLWI3ZWUtNDdlOC1hNjY3LTBjZmViNTkzOTAwZjoxZGIyZGMxNC1hMGIxLTRjZGItYTY0ZS1hZTBmNjRkMTJmNDk=.jpg?crop=3:2&width=800)
3. Agreement 25
As part of the conference a bust was unveiled of Senator George Mitchell, who also served as Chancellor of Queen's University for 10 years. Left to right: Mr Mitchell, his wife Heather, Hillary Clinton, Bill Clinton and Tony Blair. Picture by Jonathan Porter/PressEye Photo: Jonathan Porter/PressEye
![Senator Mitchell at the unveiling of the bust. Picture by Jonathan Porter/PressEye](https://www.northernirelandworld.com/webimg/b25lY21zOjI0ZDIyMDhiLWJjOWQtNDVmOS1iMTY5LTA4ZGQ4ZDFlNTRlNjowOGQzOGY3Yi03MDU2LTQ5ODItODVjMi03MTI0ZTQ4MmVlNzE=.jpg?crop=3:2&width=800)
4. Agreement 25
Senator Mitchell at the unveiling of the bust. Picture by Jonathan Porter/PressEye Photo: Jonathan Porter/PressEye