Why does Richard Wilkinson say, "If Americans want to live the American Dream, they should go to Denmark."?

Read o captain! my captain! by walt whitman, 1819 - 1892 and tell me the theme

Ineed quick me on this one and others

Which quotation best expresses a major theme of this speech? "i saw my evil day at hand. the sun rose dim on us in theo morning, and at night is sunk in a dark cloud, and looked likea ball of fire.""i am much grieved, for i expected, if i did not defeat you, too hold out much longer, and give you more trouble before ! surrendered."m"we went to our great father. we were encouraged. hiso great council gave us fair words and big promises, but wegot no satisfaction.".**we told them to let us alone; but they followed on andbeset our paths, and they coiled themselves among us likethe snake."