WASHINGTON — Democrats took to the Senate floor Wednesday to deliver impassioned speeches denouncing the Justice Department’s attempt to indict a group of lawmakers who last year urged U.S. military members to resist “illegal orders,” framing the episode as a dire test for their chamber and the rule of law. “The fact that they failed to incarcerate a United States senator should not obviate our outrage. They tried to incarcerate two of us,” said Sen. Brian Schatz, D-Hawaii. “I am not entirely