Nate Silver analyzes:

[O]ne fundamental Republican problem that the Tea Party has not resolved: the brand remains extremely unpopular among large segments of the public. In fact, the Tea Party is in some ways a reaction to this: particularly after Delaware, we should probably take the Tea Party at its word that stands in opposition to the Republican and Democratic establishments alike.

How loyal will voters who were inspired by the Tea Party remain to the Republican Party -– and how loyal will Republicans remain to the Tea Party?

We want to hear what you think about this article. Submit a letter to the editor or write to letters@theatlantic.com.