A. - Although it is true that there is a land border of 360kms between both nations, it is almost invisible, since none of the countries practices strict border control, although both are fully entitled.B. - The border has affected positively because it gave the inhabitants of the Republic of Ireland the geographic autonomy and powers they always wanted. a negative aspect is that the inhabitants of the Republic of Ireland had to cross Northern Ireland to reach the north-western coasts of the island, and this once bothered Northern Ireland, but over the years agreements have been reached to ease the border crossing.
6. (441.2 mi)
7. (794.6 mi)
8. (1,843.5 km)