Was Edward Titcheners work a failure or success

What is walt whitman's poem "when i heard the learn'd astronomer about?

To what extent did mary lease's concepts of justice, freedom, and equality agree with those of samuel gompers and emilio aguinaldo? how did they compare with those of the pinkertons at homestead?

When did martin luther king, jr. deliver his famous "i have a dream" speech? a. during the montgomery bus boycott b. during the birmingham campaign c. during his acceptance of the nobel prize d. during the march on washington