Spain: Phillip II Great Britain: Victoria I Egypt: Ramsses II China: Qi Shi Huang Japan: Toyatoma Hidioshi France: Napoleon (duh) Russia: Catherine the Great Italy: Victor Emanuel III Ottomans: Suliman the Great Mali: Mansa Musa
He was told to Read, read in the name of god who created humans from a seed. It is significant because that is the VERY first revelation of him to be a prophet.