Federal Election Commission, whereby the Roberts Court struck down much of the McCain-Feingold Act, which placed restrictions on corporate and union funding of political campaigns.

NEWYORKER: Benched

In 2002, Congress passed the Bipartisan Campaign Reform Act, usually called the McCain-Feingold law, after its original sponsors.

NEWYORKER: Money Unlimited

The court struck down other provisions of the Bipartisan Campaign Reform Act, commonly known as the McCain-Feingold law, passed by Congress in 2002.

CNN: Supreme Court upholds 'soft money' ban

Russ Feingold, a Democrat from Wisconsin, said Congress can't act until it knows more.

NPR: Senate Panel Seeks Domestic Spying Documents

The Supreme Court's ruling considerably loosens an important provision of the 2002 campaign finance act, sponsored by Republican Senator John McCain and Democrat Russ Feingold.

BBC: NEWS | Americas | Court eases TV ad election curbs

Russ Feingold (D-Wis.), the White House decided to act.

CNN: AllPolitics - Clinton To Ask FEC To Ban Soft Money