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The Portuguese Army used horse mounted cavalry with some success in the wars of independence in Angola and Mozambique in the 1960 s and 1970 s .
 Portuguese Army, Angola, Mozambique
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Portuguese Army, Angola, Mozambique