The fourth sentence doesn’t mean jack to me. Maybe you can’t count sentences very well.
Here's your original question: What if california decides to repeal freedom of speech to keep people from criticizing al gore’s stupid ass global warming bullshit?
Now, let's count sentences:
1 Yet another unanticipated fastball has been hurled directly at the radical left’s destructive agenda.
2 It is called the Repeal Amendment.
3 Brainchild of Georgetown Constitutional Law Professor Randy Barnett, the proposal has gotten legs with the help of Florida attorney Marianne Moran, Executive Director of RepealAmendment.org.
4 The proposal calls for a constitutional amendment that would allow the states, by a two-thirds majority vote, to repeal objectionable federal legislation and regulations.
Answer to your question: nothing.