They've got muck; we've got rakes. TPM Muckraker
Literacy and civics test, of course, were notoriously used during the Jim Crow era to keep blacks from voting.
Tancredo, a Colorado Republican, ran for president in 2008 on a hard-line anti-immigration platform, and has been accused in the past of using racially incendiary language.
In his speech, Tancredo also referred to the president as a "committed socialist ideologue," and pointedly used his full name, "Barack Hussein Obama."