The major cultural contribution of the Byzantine Empire that means a picture made of many cubes of marble or glass is a Mosaic
The Department of Homeland Security is a Cabinet position that was created in 2002, out of response to the terrorist attacks of September 11, 2001.
Members of the Cabinet are nominated by the President of the United States and report to the President as well. Some examples of the Cabinet members are the Secretary of State and the Secretary of Treasury.
Personally, reports to preside and prime-minster the whole cabinet collectively reports to the loks-Sabah. I hope I helped :)
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.