BY JESS BRAVIN

Wall Street Journal

February 17, 2012

The Supreme Court on Friday blocked Montana from enforcing state restrictions on corporate political spending while it considers arguments that those restrictions, enacted in the century-old Montana Corrupt Practices Act, were nullified by the 2010 Citizens United ruling.

In Citizens United, the justices voted 5-4 to strike down federal limits on corporate and union electioneering, saying Congress failed to show that its interest in fighting political corruption justified limits on campaign advertising.

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