Barack Obama

The Affordable Care Act became law in 2010.

The Senate passed S.744, but the House did not pass the bill.

Obama ordered Guantanamo closed within a year in 2009, but it remained open through the end of his presidency.

Congress passed, and Obama signed, the Don't Ask, Don't Tell Repeal Act of 2010.

The U.S. ended its combat mission in Iraq in 2010 and completed troop withdrawal by the end of 2011.

EPA developed and finalized carbon pollution standards for existing power plants via the Clean Power Plan in 2015.