The fifth week of pregnancy is considered part of the embryonic stage of prenatal development.
A. the nations in eastern europe wanted to unite as a single nation under ottoman empire, i believe
The study of the emergence of civilizations examines the development of complex societies from previous simpler ones. But the question of how to define complexity is a tricky one that has affected archaeology from it’s beginning. How complexity is defined changes the framework of how societies are studied and viewed, often with problematic results. This is illustrated more dramatically with nineteenth century academics but still applies to archaeological study today.