Answer:
Freedom from slavery, equal rights and citizenship.
Step-by-step explanation:
Freedom from slavery, equal rights and citizenship are the changes in the lives of African Americans during the 19th century. After the civil war and completion of reconstruction phase, the African Americans were given freedom from slavery which they gain from their ancestors. They are considered citizens of United States of America and given equal rights just like white Americans in the country. We can conclude that the lives of African Americans greatly change during the 19th century.