Yes, "repeatedly" is an adverb. It describes how an action is done, indicating that something is done over and over again.

I guess none have been denied. While some territories have significantly delayed petitioning for statehood, including Alaska (92 years) and Oklahoma (104 years), no valid petition for statehood has ever been denied by the U.S. Congress.

You should only do this if you're repeatedly denied. The lawyer will make the case as to why you're really disabled when the government disagrees.

Yes, but he doesn't really live a Christian lifestyle, he does have lyrics about God when he was in Attack Attack! but, that was against the will of other members of AA!. The band has repeatedly denied claims of being a Christian.

In only one year as chairman of the Italian car giant Fiat, a position he had been repeatedly denied, Agnelli halved the losses and reestablished the credibility of the group for customers, creditors, and shareholders.