sentences:  The name Waccamaw Siouan was first officially used in US government documents in 1949, when a bill intended to grant the tribe federal recognition was introduced in Congress by the representative of this district.The bill was defeated in committee the following year.But changes in federal policy following Native American activism in the 1960s and 1970s enabled the Waccamaw Indians to obtain more public funding and economic assistance even without federal recognition.