Who was president during most of the peried of reconstruction 1865-1877?

During most of the Reconstruction period from 1865 to 1877, President Ulysses S. Grant was in office. He served two terms from 1869 to 1877, following Abraham Lincoln's assassination in 1865. Grant's presidency was marked by efforts to enforce Reconstruction policies and protect the rights of newly freed African Americans, although his administration faced challenges, including political corruption and economic issues.