The Obama administration refers to the period when Barack Obama served as the 44th President of the United States from January 20, 2009, to January 20, 2017. His administration focused on several key issues, including economic recovery following the 2008 financial crisis, healthcare reform, and climate change initiatives. One of the most significant achievements of the Obama administration was the passage of the Affordable Care Act in 2010, which aimed to expand healthcare coverage to millions of uninsured Americans. The administration also emphasized diplomacy, notably through the Iran Nuclear Deal and the re-establishment of relations with Cuba.