Due to the predominant green color of the landscape, Ireland is sometimes called the "Emerald Isle". However, greenery also has other meanings – it is associated with the national symbol of the shamrock, celebrations of St. Patrick with many green-eyed residents. Above all, however, this color was chosen by the Catholic Church, and the vertical green stripe on the Irish flag is proof of that. The orange stripe is a symbol of Protestantism (it comes from William III of Orange) and the two are separated by a white stripe as a symbol of (often fragile) peace...