Barack Obama, weDemocrat anobva kuIllinois, akasarudzwa kuva Mutungamiri weUnited States musi waNovember 4, 2008 uye akagadzwa
semutungamiri wechi44 wenyika musi waJanuary 20, 2009. Akasarudzwazve musi waNovember 6, 2012, mhiko yake yechipiri yaive musi waNdira 21, 2013, uye hutungamiriri hwake hwakapera musi waNdira 20, 2017 nekugadzwa kwaDonald Trump. Nyaya dzinotevera dzinotaura nezvenguva yaObama ari mutungamiri wenyika: