https://toistudent.timesofindia.indiatimes.com/news/culture/why-was-genghis-khan-feared/11255.html theres a good article on your question
The commander-in-chief role addresses major problems, while the chief of state role is mostly symbolic.
Answer:
the Big brother policy was an extension of the Monroe doctrine formulated by James g Blaine in the 1880s that aimed to Rally Latin American Nations behind us leadership and open their market to us traders Blaine served as secretary of State in 1881 under President James a Garfield.
The atomic Bomb was dropped in Aug 06, 1945