Caountry Name fetching in c# code without Database

private void Form1_Load(object sender, EventArgs e)
        {
            comboBox1.DataSource = getcultureinfo();
        }
        private IList<string> getcultureinfo()
        {
            List<string> list = new List<string>();
            foreach (CultureInfo info in CultureInfo.GetCultures(CultureTypes.SpecificCultures))
            {
                RegionInfo inforeg = new RegionInfo(info.LCID);
                if(!list.Contains(inforeg.EnglishName))
                {
                    list.Add(inforeg.EnglishName);
                    list.Sort();
                }
            }
            return list;
        }