Who gave an historically important speech during the march on washington for jobs and freedom

Which is the following statements best describes how urban commuting changed in the late 1800s

What were the 2 main reasons why the chinese came to america ?

How did the battle of okinawa affect president truman’s decision to use the atomic bomb against japan? it showed that japan was close to surrendering. it showed that the us could not win the war without it. it showed that japan was willing to fight to the end. it showed the us could easily defeat japan.