The centenary of the First World War seen through stories and events linked to places across the UK and Ireland, introduced by Helen Mark. Rule 21 forbade members of the British security forces from playing in the GAA. In 1915, the Laois County Board sought to overturn the rule for the duration of the war.

The centenary of the First World War seen through stories and events linked to places across the UK and Ireland, introduced by Helen Mark. Field Marshal Lord Kitchener is one of the most famous faces of World War I and, like many of the senior officers in the British Army, was Irish by birth.

The centenary of the First World War seen through stories and events linked to places across the UK and Ireland, introduced by Helen Mark. The RDS in Dublin becomes a Remount Depot, where horses from across Ireland are trained for warfare and sent to the front.

The centenary of the First World War seen through stories and events linked to places across the UK and Ireland, introduced by Helen Mark. From the grand house of Mount Stewart by Strangford Lough, Lady Edith Londonderry launches the Women's Legion.

Helen Mark presents a Remembrance Sunday edition of the programme, looking at the centenary of WWI seen through stories and events linked to places across the UK and Ireland.

Helen Mark presents a Remembrance Sunday edition of the programme, looking at the centenary of WWI seen through stories and events linked to places across the UK and Ireland.

The centenary of WWI seen through stories and events. How a post office in Comber, Co Down, provided a lifeline between the home front and the war front.

The centenary of WWI seen through stories and events. Two steamships belonging to the same company are torpedoed off the coast of Waterford, with all hands lost.

The centenary of WWI seen through stories and events. Tarbert in County Kerry is the birthplace of writer and poet Thomas MacGreevy, who served at Ypres and the Somme.

The centenary of WWI seen through stories and events. A mine owned by the Wandesforde family in Castlecomer, County Kilkenny, gives up more than coal for the war effort.