True, Robert Smalls was born into slavery in South Carolina and was hired out to work on steamboats as a youth. He was born an African-American slave, and during and after the Civil War became a ship's pilot, sea captain, as well as a politician. He freed himself, his family and other slaves and convinced Lincoln to let African-American soldiers fight during the war.
Answer:
Union forces overwhelmed Confederate defenses and continued their march.
Explanation:
During the "Grant's March" that occurred between 29th till 31st March of 1863 which happened from Tennessee and the Mississippi River, there were different battles that occurred, of which the Union forces were victorious as they took one of the strongholds of the Confederate forces.
Therefore, from the map, it illustrates that Union forces overwhelmed Confederate defenses and continued their march.