Answer:
He served in the United States Senate.
Step-by-step explanation:
Blanche K. Bruce born on March 1, 1841 was the second African-American person to be elected as a Senator to the United States Senate and the first African-American Senator who served a full term from 1875 to 1881.
Senator Bruce was a Republican representative from Mississippi in the United States Senate. Prior to serving as a US Senate, he aslo served the Mississippi Senate as the sergeant at arms, a county assessor, sheriff, and member of the Board of Levee Commissioners.