Which group organized a series of protests, including a prayer pilgrimage in washington, d. c., which convince congress to pass civil rights legislation?

The National Association for the Advancement of Colored People (NAACP)

Explanation:

The National Association for the Advancement of Colored People (NACCP) is an organization in the United States that was formed in 1909 in order to advocate for the advancement of African Americans. The founders of the NACCP included W. E. B. Du Bois, Mary White Ovington and Moorfield Storey. This organization was extremel influential during the civil rights movement. Their actions included the organization of a series of protests, including a Prayer Pilgrimage in Washington, D.C.

the award is named for an american naval historian and theorist, rear admiral alfred thayer mahan, united states navy who, through his writing, provided stimulus and guidance to those who share in the defense of the nation.

we have pictures for proff

they also have books