Donald Trump Traditions Inaugural Letters Flag Protocol Transition of Power Oath of Office Inaugural Address Joe Biden Biden-Trump Transition Biden and Trump Pre-inauguration Tea Trump's Inauguration Vice Presidents Donald Trump's Inauguration Executive Orders Trump Administration Outgoing President Ceremonial Practices Post-Inauguration Events Joe Biden's Succession Inauguration Attendance Mikheil Kavelashvili Jimmy Carter Half-Staff Flags Ronald Reagan Designated Survivor