You can as long as you are a citizen of N. Ireland. As it was your great grandparent then your parents need to be registered as a N. Ireland citizen by the time of your birth. If they were not then you will need to work in Ireland for 5 years under a work permit. This then entitles you to gain a N.Irish citizenship, and so you can play for N.Ireland
northern Ireland
Northern Ireland is part of the United Kingdom. The Republic of Ireland is independent.
Northern Ireland does not own any country. Northern Ireland itself is part of the United Kingdom, which may be what you mean.
Northern Ireland is not the smallest country in Britain. Northern Ireland is not in Britain. Britain is an island consisting of England, Wales and Scotland. Northern Ireland is on the island of Ireland. Wales is the smallest country in Britain. Britain and Northern Ireland together form the United Kingdom. Northern Ireland is smaller than Wales, so it is the smallest country in the United Kingdom.
Northern Ireland is a country. Countries do not have a mayor.
Northern Ireland
What, Northern Ireland
ireland
No British country is shared with another land. Britain is the island containing England, Scotland and Wales. You may be referring to Northern Ireland, which is on the island of Ireland, along with the Republic of Ireland. However, Northern Ireland is part of the United Kingdom, but not part of Britain. The United Kingdom's description even makes that distinction. It is the "United Kingdom of Great Britain and Northern Ireland."
Scotland is a country which is within another country: the United Kingdom, also called Britain. The other three constituent countries of the UK are England, Wales and Northern Ireland.
The country splitted when the troubles started in Northern Ireland.
Ireland is a country (so, there are no other countries in Ireland). However, another name for Ireland is Eire.There are 32 counties in Ireland (including the six in Northern Ireland), but none of them start with the letter E.