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By almost every conceivable measure, Americans are less positive and more critical of their government these days. There is a perfect storm of conditions associated with distrust of government—a dismal economy, an unhappy public, and epic discontent with Congress and elected officials.

These are among the principal findings from a new series of Pew Research Center surveys. Rather than an activist government to deal with the nation's top problems, these surveys show that the general public now wants government reformed and a growing number want its power curtailed. With the exception of greater regulation of Wall Street, there is less of an appetite for government solutions to the nation's problems—including greater government control over the economy—than there...