N.A.A.C.P. and A.C.L.U., for two Crossword Clue

 The answer to the crossword clue "N.A.A.C.P. and A.C.L.U., for two" is CIVIL RIGHTS ORGANIZATIONS.

These are two of the most well-known civil rights organizations in the United States. The National Association for the Advancement of Colored People (NAACP) was founded in 1909 to fight for the civil rights of African Americans. The American Civil Liberties Union (ACLU) was founded in 1920 to defend the civil liberties of all Americans.

Both organizations have played a significant role in the fight for civil rights in the United States. The NAACP has been instrumental in the fight against segregation and discrimination, while the ACLU has defended the rights of individuals to free speech, assembly, and religion.

Here are some other possible answers for the crossword clue "civil rights organizations":

SCLC

CORE

SNCC

LULAC

NAACP Legal Defense and Educational Fund

ACLU Foundation

I hope this helps!