Visualize the first time in history a cabinet nominee's confirmation ended in a tie.
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The 22nd Amendment, which established term limits for the Presidency of the United States, passed with some bipartisan support.
The Senate passed the Equal Rights Amendment 91-9, but an insufficient number of state legislatures subsequently ratified it.
The Senate's attempt to repeal the Affordable Care Act narrowly failed due to a surprise defection by Sen. John McCain