The assassination resulted in Austria-Hungary declaring war on Serbia. There were already existing war plans so this was the match that started the fire so to speak.
Answer:1-infectious Eurasian diseases
2-attempts of assimilation (and Manifest Destiny)
3-relocation attempt (Indian Removal Act of 1830)
4-diminished food supply for nomadic tribes
5-the introduction of horses and other animals to the new world (through the Columbian Exchange)
Milan served as the capital of the Western Roman Empire, the Duchy of Milan and the Kingdom of Lombardy–Venetia. The city proper has a population of about 1.4 million while its metropolitan city has 3.26 million inhabitants. B will be your answer Holy Roman Empire
Carter withdrew support from the Shah of Iran.