There's a number of references to anti-Japanese sentiment in the article. Was that due to the ongoing imperialism of the Japan Empire at the time? For example

There's a number of references to anti-Japanese sentiment in the article. Was that due to the ongoing imperialism of the Japan Empire at the time? For example, they had just annexed Korea in 1910. https://www.history.com/news/japan-colonization-korea https://www.history.com/news/japan-colonization-korea