ABC News Turn on desktop notifications for breaking stories about interest? OffOn Governing actions are likely to shape the course of the Biden presidency. • 8 min read Key moments from the inauguration of Joe Biden and Kamala Harris President Joe Biden and Vice President Kamala Harris were sworn into office on Jan. 20, 2021.Chip Somodevilla/Getty Images Finally, and more than a bit nervously, Joe Biden's moment arrives on Wednesday. Whether it can last will depend on forces beyond his control -- forces that will be tested early and often as his presidency begins. The president-elect's inaugural speech will call for resolve and unity and be forward-looking in tone, Biden aides say. It will not and cannot avoid its placement in this moment, though, and Biden comes to office amid challenges both unique and familiar.