The Dallas–Fort Worth area has one of the largest Nigerian American populations in the United States.
[1] Many Nigerians of Igbo origin began leaving Nigeria after the Biafra war of 1967–1970.
[2] In 2005 Dennis D. Cordell and Manuel Garcia y Griego, authors of "The Integration of Nigerian and Mexican Immigrants in Dallas/Fort Worth, Texas," wrote that "virtually all Nigerians arriving in the DFW, even the most recent cohort in 2000-2004, came with high levels of spoken English.
"[5] This is because most Nigerians coming to DFW historically came from the upper and middle classes and had used English extensively.
U.S. attorney Sarah Saldaña stated that their Nigerian origins were "not material" and "carries no weight in any of the indictments I am aware of.