Answer:
When my brother finally got back from serving overseas, my family was happy and proud.
Explanation:
It should be
When my brother finally got back from serving overseas (Pause) my family was happy and proud.
So yes, a comma is needed
I think the sentence that best supports this is "I will advise you and direct you. I should not be a man if this womanly helplessness did not just give you a double attractiveness in my eyes."
A. to highlight how remarkable Curie's later achievements were, considering her difficult beginnings
B. It too suggests she may want to get to know them as she is inviting them into her garden
