But to answer your afrocentric question, the different empires each had their own established slave networks and infrastructure in Africa (logistics as has already been stated), see: 1  Arab slave trade. 2  Barbary slave trade. 3  Slavery in the Ottoman Empire.
Asparagus is a vegetable belonging to the lily family, which also includes onions, leeks and garlic. Eat asparagus as part of a heart-healthy diet, as it contains no fat, no cholesterol and very little sodium.
Along with other nutrients, asparagus also contains Vitamin E. This is excellent for your skin. Just boil water with asparagus and then cool it and wash your face with this water. This will remove all the blemishes and provide you a clear and smooth skin. Benefits of Asparagus for your Hair: Hair fall: You can treat various problems of the hair by consuming asparagus regularly.