Here are a couple of websites you might wish to try, they are known for supplying accurate information but are reluctant to make an official comment to an anyonmous query. However, they can probably tell you where to find the information you are seeking by doing your own research... http://www.pownetwork.com and http://www.homeofheroes.com
If your uncle was in the US Military (civilians are not listed on the wall); obtain documentation and contact the Vietnam Veterans Memorial Wall office.
North Vietnam headed by their government party (Uncle Ho died in '69).
Vietnam War
earned status A+
Yes she was in Vietnam in the 1960s. Precisely she was in the Tonka Bay incident. My Uncle John, who was one of her engineers served on her at that time.
Saigon
Draftees served their two years for Uncle Sam; one year tour in Vietnam, then went home. Usually going to college on the GI bill.
the character Daniel is the main character he hates the Romans because they killed his father and uncle
Since the US was fighting North Vietnam, and the US was referred to by the GIs as "Uncle Sam", "Uncle Ho" seemed fitting. Besides, it was alot easier to say, than Ho Chi Minh.
During the Vietnam War, it was the "OD" (Olive Drab) or the "Green Machine" or "Uncle Sam" or "Conscripted".
Yes, there are DNA tests that can determine whether a great uncle, or a great aunt, is likely related to a particular child. DNA samples are needed from both the child and the adults whose relationship is to be assessed.
Civilian contractors, (any civilian) are not supposed to be listed on the wall. If he was a US serviceman, obtain his DD-214 (discharge certificate) or any other documentation showing that he was a US Serviceman and died in Vietnam, then contact the Vietnam Veterans Memorial Wall personnel.