No, the island of Great Britain does not have the longest coastline in Europe, it has the third at 11,779 km. However, if you mean the country of the United Kingdom (commonly referred to Great Britain) then the answer is still no and the position is still at third, but with an additional coastline of 650 km for Northern Ireland, summing up to 12,429 km.
County Donegal
The total length of Great Britain's coastline is 18838 km
united states
The longest place name in Great Britain is that of a Welsh village: Gorsafawddachaidraigeddanheddogleddollonpenrhynareurdraethceredigion.
mainly Great Britain; with its benefit of its long coastline that let it trade easily with many other countries. Also Great Britain had a massive supply of iron and coal which helped it industrialize quicker than many other countries.
Great Britain is located in the continent of Europe.
France ,Europe and England
The North Sea is between Britain and Europe.
The northernmost part of Great Britain was ruled the longest time by the Vikings. They did not go to all parts of what we now call Great Britain, but they left their mark in many places in the north.
Great Britain (apex)
Great Britain
Europe.