President Clinton was acquited of obstruction of justice charges in his impeachment trial, a two-thirds majority vote having been necessary to convict.
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The Senate's attempt to repeal the Affordable Care Act narrowly failed due to a surprise defection by Sen. John McCain
Visualize the 115th Senate and its members, compare it with the past
The Senate failed, barely, to secure a two-thirds majority in favor of convicting President Andrew Johnson
