Conversation so far:
What did Tom Tancredo sponsor?
Tom Tancredo sponsored the Sudan Peace Act.
What does the Sudan Peace Act say?
The Sudan Peace Act says A viable and internationally sponsored peace process, presents the best chance for a permanent resolution of the war, and a self-sustaining Sudan.“
What was Tom Tancredo's next act after sponsoring the Sudan Peace Act?
Tom Tancredo introduced the Mass Immigration Reduction Act.

Question: What did this act do?
Self-contained rewrite: What did the Mass Immigration Reduction Act do?