I believe that the 15th Amendment granted suffrage (the right to vote) to African American men.
A letter from a soldier who fought in the Napoleonic Wars is considered a primary source.
The Tang and Song rulers supported a new form of Confucianism called neo-Confucianism.
Explanation
Confucianist ideologies were popular in China from the period of Han dynasty itself. It was developed by Confucius in 551-479 BC. The influences of Taoist and Buddhist ideologies were strong during the reign of Tang and song rulers.
The Confucian scholars then integrated the elements of Taoism and Buddhism into a single ideology which came to be known as neo-Confucianism that gained the approval of the rulers.
1939, germany invaded poland.
The theme would be French culture, and more specifically, Parisian culture from 100 years ago. In culture, the historian would include not only music, but also paiting, theater, cinema, and so on.