You could say nobody, as Northern Ireland as it now is, did not come into existence until 1922. However, the person you would be looking for would be James Craig.
Senate of Northern Ireland was created in 1921.
Parliament of Northern Ireland was created in 1921.
the division of Ireland in 1921 into Northern Ireland and the Irish Free State/Republic of Ireland
Down - Northern Ireland Parliament constituency - was created in 1921.
William Douglas - Northern Ireland politician - was born in 1921.
Londonderry - Northern Ireland Parliament constituency - was created in 1921.
the division of Ireland in 1921 into Northern Ireland and the Irish Free State/Republic of Ireland
It didn't. When the Republic of Ireland left the UK in 1921, the people of what became Northern Ireland voted to remain part of the UK.
26 counties of Ireland got independence and the remaining 6 counties became Northern Ireland. The Government of Ireland Act was the piece of legislation that brought this into being.
Queen's University of Belfast - Northern Ireland Parliament constituency - was created in 1921.
Northern Ireland has never been part of Britain. Britain is an island which consists of England, Scotland and Wales. Northern Ireland is on the neighbouring island of Ireland. What you are confusing is the United Kingdom, which consists of England, Scotland, Wales and Northern Ireland. Northern Ireland came into existence after 1921 and since then it has been a part of the United Kingdom.
Yes it's in County Down, 12 Miles from Belfast. County Down and five neighbouring Counties became part of Northern Ireland when it was established in 1921.