17th March

St Patrick is the patron saint of Ireland. His day is on 17th March. 

The Duke and Duchess of Cambridge have attended a parade at a military barracks to celebrate St Patrick's Day.

Catherine handed out shamrocks to soldiers from the 1st Battalion Irish Guards at Mons Barracks in Aldershot, Hampshire.

Read about Ireland and St Patrick´s Day.

Trinity College, Dublin 

 2006

http://www.bbc.co.uk/news/uk-21823313