Answer:
The answer is Both the aquarium and the monument are architectural structures that have been destroyed or almost destroyed, and are symbols for a decent past.
Step-by-step explanation:
"For the union dead" is a book written by Robert Lowell and was published by Farrar, Straus, and Giroux in 1964 and it was Lowell 6th book. Colonel Shaw was an American officer who fought during the American civil war for the Union Army. He was an abolitionist and commended the first all-black regiment.
Lowell wrote the poem For the Union dead with his early days reminisces of an Old Boston Aquarium built near Colonel Shaw figurine to enhance its beauty. In his book, he talked about how men fought for equality and American dreams during the ancient days but their sacrifices have faded away since capitalism had taken over American society.