Former US ambassador to Ireland Dan Rooney with Taoiseach Enda Kenny. Mr Rooney stood down in late 2012. Photograph: Eric Luke

The United States has been without an ambassador in Ireland for 15 months now, the longest period the country has not had a top diplomat in Dub(...)

 President Michael D Higgins and his wife, Sabina, with former US ambassador Dan Rooney at a reception for members of the diplomatic corps at Áras an Uachtaráin last year. Photograph: Alan Betson

The only time there was a longer delay in the appointment of a new US ambassador to Ireland was in 1935, and then the official title of the position w(...)