Answer: The XYZ Affair
Explanation: The XYZ Affair (1797-1798) involved an American peace delegation in France, three agents of the French Foreign Minister (labeled as X, Y, and Z in President John Adams' initial communications with Congress), and the French Foreign Minister's demand for a bribe from the American delegation.
The answer is The history of the god of the sun
Ending slavery which Johnson favored
B. Competition between Spanish heirs to the throne.