The Senate's attempt to repeal the Affordable Care Act narrowly failed due to a surprise defection by Sen. John McCain
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.
Robert Smalls, born enslaved in South Carolina, stole the CSS Planter and delivered it to Union troops. After the Civil War, Smalls was elected to the South Carolina legislature and later to the U.S. Congress where he served 5 terms during and after Reconstruction.
In 1971, Congress and President Nixon declared a national 'war on cancer', which established funding for 15 new cancer research centers.
In 1999, Congress repealed the 65 year old Glass-Steagall provisions, which required banks to separate investments and deposits. Critics allege this led to risky investment practices, and subsequently the 2008 financial crisis.