Research objectives: Overview of Ho Chi Minh’s thought on international solidarity; point out the issues of regularity in strengthening the solidarity between Cambodia, Vietnam and Laos pursuant to Ho Chi Minh’s ideology on international solidarity; look at the actual situation and draw the lessons in strengthening the solidarity between Cambodia, Vietnam and Laos today pursuant to Ho Chi Minh’s ideology on international solidarity; propose some measures to strengthen the solidarity between Cambodia, Vietnam and Laos today pursuant to Ho Chi Minh’s ideology on international solidarity. | Strengthening the solidarity between Cambodia, Vietnam and Laos under Ho Chi Minh’s ideology on international solidarity is a self-conscious mass movement with realism. Realism of it is in the scientific and practical expression in developing regularity. Regularity be held from resolving domestic conflicts from all three countries in the whole property and all three countries with personality is part of the globalization of the economy. Each country is a subject that is independent in settling the conflict, making possible the material premise, and in the calculation of the three countries can tune implementation to strengthen solidarity between Cambodia, Vietnam and Laos under investment Ho Chi Minh’s thought on international solidarity. Regularity was expressed in terms of the socialization of content, principles and ideological value of Ho Chi Minh on international solidarity to the formation and consolidation of attitudes and beliefs into practice active actions and behavior in relation to one another in a comprehensive manner. In the body count then Cambodia is the most important subject, most proactive, but the subject's positive in Vietnam and Laos also has an important position.