The word to fill the
blank space is "Writing".<span>
Complete sentence is as below:
In early Mediterranean civilizations, the development of an extensive
trade network and a bureaucracy that could manage record keeping was based on
writing.</span>
<span>Record keeping is as important in contemporary times as it was in ancient
times, a skill which has helped human civilization cross many barriers. </span>
Waterway? My anwer is.. The main reason Bosporus is an important waterway is because the Blacksea and the sea of Marmara are connected , and that separates Europe from Asia.
Slavery among Native Americans in the United States<span> includes slavery </span>by<span> Native Americans as well as slavery </span>of<span> Native Americans roughly within the present-day United States. Tribal territories and the slave trade ranged over present-day borders. Some </span>Native American tribes<span> held war captives as slaves prior to and during </span>European colonization<span>, some Native Americans were captured and sold by others into slavery to Europeans, and a small number of tribes, in the late eighteenth and nineteenth centuries, adopted the practice of holding slaves as </span>chattel<span> property and held increasing numbers of </span>African-American<span> slaves.</span>
The British began to tax the colonists heavily which ended with the colonists resenting.
