The main lough is Lough Neagh.
Belfast
1,700,000
Ireland is in the northern hemisphere.
Catholicism.
Christmas
The main language spoken in Ireland is English. However, Irish, also known as Gaelic or Gaeilge, is recognized as the first official language and is taught in schools and used in some parts of the country.
Oil, gas and open fires
Malin Head. It's not in the country of Northern Ireland, but it's in Co. Donegal which is in Ulster.
Ireland's main trading partner is Britain, if that is what you mean.
There is no such place as North Ireland. Northern Ireland, yes.
Northern Ireland is part of the island of Ireland.
62 million.