Native Americans and Africans
<span>On December 7, 1941 Japan attacked the US Navy at Pearl Harbor in Hawaii. ... The US joined the Allies in World War II the next day. The attack at Pearl Harbor united the Americans with the goal of defeating the Axis powers, and especiallyJapan.</span>
The main reason why the twenties are sometimes called an "age of prosperity", especially in the United States, is that "<span>A.Incomes throughout the United States grew and the middle class held most of the wealth," due mostly to speculation in the stock market. </span>
Idk for sure but I think the voices that weren’t heard were:
Women
Blacks
(Maybe) the jewish
