The Senate voted to acquit former President Trump of charges of inciting the January 6th attack on congress. Although Senate Minority Leader Mitch McConnell expressed that Trump was legally culpable for a "disgraceful dereliction of duty", he concluded that the Senate is unable to convict former officials. The Senate had previously held it has the power to do so.
The Senate's attempt to repeal the Affordable Care Act narrowly failed due to a surprise defection by Sen. John McCain
Visualize the first time in history a cabinet nominee's confirmation ended in a tie.
Sen. Rand Paul's motion to hold that the Senate cannot try an impeached official who is no longer in office was defeated 55-45. Most legal scholars agree such a trial is permissible.
In 1882, Congress passed the Edmunds Anti-Polygamy Act, which prohibited polygamy and 'unlawful cohabitation'. The Act set off a series of court cases which culminated in the disincorporation of the Church of Jesus Christ of Latter-day Saints.