This clip from an appearance on Al Jazeera seems to suggest that Chuck Hagel, President Obama's nominee for secretary of defense, believes America is "the world's bully":
The Washington Free Beacon reports:
Responding to a viewer’s question during a 2009 interview on Al-Jazeera, former Sen. Chuck Hagel agreed that the United States needs to change its image as “the world’s bully.”
“Well, her observation is a good one and it’s relevant. Yes, to her question, and again I think that’s all part of leadership,” Hagel said during the March 2009 interview.