(CNSNews.com) – The Tea Party movement and its grassroots political activists are defined by loyalty to the U.S. Constitution, limited government and individual liberty -- not social issues such as abortion. That's what one analyst argued at a gathering of conservatives in Washington on Wednesday.

Journalist and author Jonah Goldberg said the movement should avoid cultural issues such as abortion if it is to have continued success.

A conservative congressman, however, disagreed...