Yellow journalism, the use of lurid features and sensationalized news in newspaper publishing to attract readers and increase circulation. The phrase was coined in the 1890s to describe the tactics employed in the furious competition between two New York City newspapers, the World and the Journal.
The battle of Thermopylae was the first between the Persians and Greeks during the Persian invasion of 480-479 BC. The Greek force was very small but was determined to make a stand against the huge Persian army.
Answer: Japan.
Although American engineers borrowed their initial ideas and expertise from European countries, by the 1870s the United States began exporting their own experts to Japan.