Political parties, organisations, and international friends have continuously sent letters and messages of congratulations to the 14th National Congress of the Communist Party of Viet Nam (CPV), expressing solidarity and friendship, highly valuing the great achievements Viet Nam has attained over 40 years of the Doi moi (Renewal) process, and expressing strong confidence that the Congress will be a resounding success and a historic milestone propelling Viet Nam toward prosperity in a new era.