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Your PrestaShop installation must know all existing countries in order for your customers to clearly indicate where in the world they live.
There are roughly 195 200 countries in the World, but PrestaShop has 244 registered. This is because some countries include overseas regions are part of the country proper.
For instance, the French departments formerly known as DOM (Guadeloupe, Martinique, Mayotte, Reunion, and French Guiana) nowadays have equals status as the French metropolitan region. Likewise, Alaska and Hawaii are US States proper.
Still, sending a package to Guadeloupe does not mean sending it to France, if only for the shipping fees. Therefore, the list of countries in PrestaShop actually separates the country from the mainland.
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