(LLCT) - From the 1920s of the twentieth century, on the journey to find a way to save the country and liberate the nation, He raised the idea of being friends with all countries, regardless of political regimes. After the August Revolution (1945), He sent a letter to the United Nations General Assembly and other major countries expressing Vietnam’s wish to join the United Nations with the high responsibility of maintaining peace, fighting against oppression and injustice. Ho Chi Minh Thought on international integration and cooperation is the methodological orientation in the cause of renovation, integration and sustainable development in Vietnam today.