Next highest percentage in the Viet Nam War were Puerto Ricans . . . that's the reason that Puerto Rico must repay its debt to Wall Street before Washington, DC will do anything to help the island after the devastation of Hurricane Maria. By the way, recent genetic studies have determined that the vast majority of Puerto Ricans carry Native American DNA. However, it is not necessarily indigenous Taino-Arawak. Many are the descendants of Native Americans slaves, abducted in the Southeastern United States. Those Puertoricano descendants of Southeastern slaves include beautiful, singer and actress, Jennifer Lopez!