Who was the first black woman to serve in congress apex?

  Shirley Chisholm.

Explanation:

  It served from 1968 to 1982 in the representation of the 12th Congressional District of New York.

  She became known for her work on minority, women´s rights, and peace issues. She hired only women for her staff and outspoke against the Vietnam War.

  In 1972 she became the first black candidate for a major party´s nomination for President of the United States.

  I hope this answer helps you.

raw information is your answer

~courtney

both include an amendment process.