You're right about the ACLU, but alas, wrong in everything else. The "deathbed renuciation" is even laughted at by a creationist website (Answers in Genesis): Arguments we think creationists should NOT use.
As for Stalin, you couldn't be more wrong: Stalin decreed that genetics and evolution were bogus, and the "theory" of Lamarckism, propounded by Trofim Denisovich Lysenko would be official soviet doctrine.
A well-known creationist website (Institute for Creation Research) publishes this article:
DARWIN'S INFLUENCE ON RUTHLESS LAISSEZ FAIRE CAPITALISM.