The Army ran out of Native Americans to massacre, so they arranged another indigenous group to terrorize for the next several decades. (It really was the same racist officers doing the same racist shit.) Some Filipinos had thought USA military would join them in overthrowing Spanish tyranny, but they soon discovered the actual intent was to replace Spain. Decent Americans like Mark Twain were horrified, but the war media was full of lies about subhuman savages who needed American government so most Americans had no idea. Plus ça change...