In the last century, Ireland has undeniably undergone quite the transformation. Many moments have been tense, awe-inspiring or controversial and many have planted a small island firmly on the international stage. But what is the island's greatest moment of the last 100 years?

Over the next few weeks, The Hard Shoulder will look at some of the 20 shortlisted moments and discuss why they deserve the title of 'Ireland's Greatest Moment.'

Newstalk's Simon Tierney joined Kieran to chat through the survey and why The Contraceptive Train to Belfast in 1971 would be his choice.

Have your say now by voting here: https://www.newstalk.com/uncategorized/irelands-greatest-moment-1392696