Question: Do all of the African regions that participated in the Portugese Colonial War share an official language?, Answer:Yes, Description of Portuguese Colonial War: 1961–1974 armed conflicts in Africa between Portugal and independence movements, Fact1:  The current African nations of Angola, Guinea-Bissau and Mozambique participated in the the Portugese Colonial War., Fact2: The Portugese Colonial War was a decisive struggle in Lusophone Africa., Fact3: Lusaphone countries are those that include Portugese as an official language.
Step1: Which African nations participated in the Portuguese Colonial War?, Step2: Which African region did all of #1 belong to?, Step3: Do all nations in #2 share official language?, Wikipedia page for step 1: Portuguese Colonial War, Wikipedia page for step 2: Lusophone Africa, Wikipedia page for step 3: Lusophone Africa, not_definitive_answer: False, incorrect_answer: False