War
Island countries have often been the basis of maritime conquest and historical rivalry between other countries. Island countries are more susceptible to attack by large, continental countries due to their size and dependence on sea and air lines of communication. Many island countries are also vulnerable to predation by mercenaries and other foreign invaders, although their isolation also makes them a difficult target. Powerful countries, such as the United Kingdom, may develop a navy for protection and promotion of their interests, sometimes known as a sea power
Read more about this topic: Island Countries