Enoch Powell gave the racist and inflammatory "Rivers of Blood" speech in 1968. https://www.aljazeera.com/opinions/2018/4/20/the-concerning-popularity-of-enoch-powell-and-his-racist-speech

In a Facebook post where he warned that immigrants were a threat to “our American culture,” Shull added “700,000 invaders have crossed into the USA. … You may have someone in your neighborhood who supports the invasion and the subsequent break down of the USA.”

Shull claims that undocumented immigrants vote.

Shull has echoed the false allegations that voting by immigrants is determining the outcome of U.S. elections. He concluded this post with by underscoring the White Supremacist imperatives of “Language, Borders, Culture”.

Shull makes bad and offensive jokes about immigrants.

He made immigrants the butt of his jokes.