According to "the negro digs up his past" what has allowed a different view of african american history?

According to the “Negro digs up His past”, it is scientific and systematic methods of study that has allowed a different view of African American history. Arthur Schomburg discusses the history of the African Americans and how a systematic approach has changed the view on that history.

boundary is what it refers to hope this

explanation:

martin luther king (1929-1968) was an activist for the african american rights, mr. king has a profile of a kind leader that built a tenacity, respect and full of hope future. he was an activist through civil disobedience and no violence pressure mechanisms. he tried to build a more egalitarian and fair society. his efforts carried a reivindication message of the civilian rights to every west corners. for that reason, he won the nobel prize in 1964.