He is the only Prime Minister of Northern Ireland not to have been elevated to the peerage; both his successor and predecessor received hereditary viscountcies.

Carson was asked to lead the Unionists during the election to become the first Prime Minister of Northern Ireland.

It was named after Lord Craigavon, the first Prime Minister of Northern Ireland.

His son James Chichester-Clark later became Prime Minister of Northern Ireland.

Their third son, Terence O'Neill, served as Prime Minister of Northern Ireland.

Between 1921 and 1972, it served as the official residence of the Prime Minister of Northern Ireland.

James Craig is elected as the first Prime Minister of Northern Ireland.

He was the first Prime Minister of Northern Ireland to have been educated in Ireland.

After 1973, the office of Prime Minister of Northern Ireland was abolished.

In 1938 he was transferred to the staff of Prime Minister of Northern Ireland.