David Zelizer : Americans bewail the failure of Congress to move on major issues . He says the March on Washington demonstrates how peaceful protest can result in change . Civil rights activists were able to highlight injustice and to obtain remedies , he says . Zelizer : We should keep the march in mind when we think of today 's political gridlock .
Julian Zelizer : Americans bewail the failure of Congress to move on major issues . He says the March on Washington showed how citizen protest can result in change . Civil rights protesters were able to highlight injustice and to obtain remedies , he says . Zelizer : We should keep the march in mind when we think of today 's Washington gridlock .