10. Mehmet the Conqueror led the Ottomans in the defeat of the in 1453.11. The was/were a disagreement between the Byzantine (Eastern) church and the Roman Church over the use ofreligious imagery depicting Jesus.12. The holy wars between Christians and Muslims were called the .13. killed over 33% of the population in Europe in the middle of the 14thcentury. This ledto a decrease in the influence of the Catholic Church.14. In European feudalism, the were the highest class and they were the lowest class.15. In European feudalism, serfs and lords were protected by a warrior class called .16. In Japanese feudalism, the warrior class were the and they followed the code of .b17. Feudalism in japan developed due to the geography of Japan.18. In Africa during feudalism, the abundance of and led to the establishment of routes which, along with migration, influenced Africa’s culture.19. The African kingdoms of Ghana, mail, and Songhai all collapsed due to strife and outside .