The Republican vice presidential candidate attracted criticism for accusing Mr Obama of "palling around with terrorists", citing his association with the sixties radical William Ayers.

The attacks provoked a near lynch mob atmosphere at her rallies, with supporters yelling "terrorist" and "kill him" until the McCain campaign ordered her to tone down the rhetoric.

But it has now emerged that her demagogic tone may have unintentionally encouraged white supremacists to go even further.

Multiple top McCain aides, say Palin refused help from campaign staffers and others preparing her for interviews with ABC's Charles Gibson and Katie Couric.

Aides say Palin frequently lost her temper and threw tantrums when her press coverage was negative.

More...

Whatever the truth, one thing is certain. Ms. Palin, who laughingly told the prankster that she could be president “maybe in eight years,” was the catalyst for a civil war between her campaign and Mr. McCain’s that raged from mid-September up until moments before Mr. McCain’s concession speech on Tuesday night. By then, Ms. Palin was in only infrequent contact with Mr. McCain, top advisers said.

“I think it was a difficult relationship,” said one top McCain campaign official, who, like almost all others interviewed, asked to remain anonymous. “McCain talked to her occasionally.”

More...

The Obama campaign was provided with reports from the Secret Service showing a sharp and very disturbing increase in threats to Obama in September and early October, at the same time that the crowds at Palin rallies became more frenzied. Michelle Obama was shaken by the vituperative crowds and the hot rhetoric from the GOP candidates. "Why would they try to make people hate us?" Michelle Obama said to a top campaign aide.

More...