Today, Donald Trump took the Oath of Office and officially became the 45th President of the United States. His family was by his side for the entire ceremony and day's festivities (including a very long parade), so it's no surprise that they accompanied him to the official inaugural balls—and gussied up accordingly.
Ivanka chose a sparkly champagne-colored ballgown by Carolina Herrera as her end-of-night look:
First Lady Melania Trump chose, by contrast, a structural column gown—see it here.
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