<em>Answer: </em><em>The Missouri Compromise declared that an enslaved person gained his or her freedom upon entering a free state. </em>
<em>Explanation: edge 2020</em>
Europe maintained unity after the Roman Empire. 1 through The power of the Papacy and the Christian faith, and 2 Through Feudalism because even though it caused fractures in regions it offered a clear power structure that allowed Strong nations to bring their weaker neighbors under their direct control.
b: forts, many forts were built while heading west and provided a mostly safe and easy to defend place for traders to stop and settlers to live.
The Phoenicians used sand to make glass
Answer:
Without a twelve month calendar, people would not know how to meet up at the same time. People would say, see you in 218 days, and they wouldn't be able to plan far in the future. Without a number system, we could not pay for things, and without wheels we could not go anywhere and lots of technology would become obsolete.
Explanation: