The first horse show was held in 1864 in Dublin by the Royal Agricultural Society of Ireland.
In 1926 International Competitions were introduced to this horse show for the first time, it was also the first year the Aga Khan Trophy was held.
The 2010 FEI Nations Cup of Ireland was part of the 2010 Dublin Horse Show.
[citation needed] The 2010 FEI Nations Cup of Ireland was held on Friday, 6 August 2010 at 2:55 pm.
The competing teams were: France, the United States of America, Germany, Switzerland, the Netherlands, Ireland, Sweden, Great Britain and Spain (the team of Poland did not take part in this competition).