Synonyms for "President Andrew Johnson" include "Andrew Johnson," "Johnson," "17th President," and "1865-1869 President." Andrew Johnson served as the 17th President of the United States from 1865 to 1869. Johnson became President after the assassination of Abraham Lincoln and is known for his lenient Reconstruction policies that ultimately failed to protect the rights of African Americans. His impeachment trial in 1868, which he narrowly survived, remains one of the most controversial moments in American political history. Despite Johnson's tumultuous presidency, his legacy includes his work to expand protections for homesteaders and his successful purchase of Alaska from Russia.