In the poem "Barbara Frietchie," the event that happened before Barbara Frietchie "took up" the flag is that Lee marched over the mountain wall.
The text talks about the way that Barbara took up the Union flag, and this action is known to be one that serves as an insult to the Confederate troops due to the fact that they actually pulled it down before.
Note that Barbara was said to be a member of the labor union in course of the Civil War and it was due to that ,that she became popular as a form of an heroine in Whittier's poem.
Note that In the poem "Barbara Frietchie," the event that happened before Barbara Frietchie "took up" the flag is that Lee marched over the mountain wall.
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