A lot haha...
One of the biggest is that people were just introduced to Credit, basically millions of people spent money with credit (aka money they don't have) and since people were putting money into the economy they didn't have it inflated the stocks and eventually it all came crashing down.
Answer:
The Holy Roman Empire faced many territorial challenges.
Explanation:
The first challenge was in Italy: the Italian states that were part of the Holy Roman Empire were separated from the German hinterland by the Alps, which imposed a communication barrier that made it very difficult for Emperors to hold control over these lands.
In what is now Germany, there were also territorial issues. The land was divided among countless states: duchies, counties, princedoms, fiefdoms, city-states, and so on, something that made coordination at the imperial level very difficult.
As centuries passed, the Holy Roman Empire lost control over several possessions: it lost most of the Low Countries, and the Italian city-states like the Duchy of Milan and the Republic of Venice became fully independent.
Answer:
The service of African-Americans in the military had dramatic implications for African-Americans. Black soldiers faced systemic racial discrimination in the army and endured virulent hostility upon returning to their homes at the end of the war.
This is a tricky question. All starting peoples had to hunt and gather food. However, this question asks for a civilization. A generalization answer would be foraging cultures, such as the <span>Dobe Ju'hoansi group in Africa or pastoral societies. </span>