Answer:
Because Montgomery bus boycott revealed the power of African American which they could have while united.
Step-by-step explanation:
An African American, Park, was asked to leave seat for a white American. Park refused to leave the seat and was arrested. African American started a protest on park’s arrest. They started Montgomery bus boycott for one day lasted for one year.
This was tremendous victory for them because they realized their power and started a movement to gain their civil and political rights by “establishing National Association for the Advancement of Colored People” in 1909.