For some, celebrating means drinking cold glasses of red drinks and feasting on watermelon or spicy red sausages, symbolizing the blood and resilience of former slaves. For others, it means indulging in traditional black Southern cuisine like fried chicken, collard greens and cornbread.
That the nation will be reborn as one free nation.
hope this helps
They use currency. Society uses a system called currency to enforce the " Get what you give ". If i was working hard i have a large amount of money to spend for myself. vise versa with me not working on the daily.
The answer to your question is: The emperors had lacked the leadership skills to rule the dynasty and the officials were also corrupt. Because of the corruption and mismanagement of the dynasty, a certain group led by Zhu Yuangzhang went against the dynasty and caused the fall.