Final answer:
Japan went to war with China in the late 19th century and aimed to control Korea.
Step-by-step explanation:
During the late 19th century, Japan went to war with China in the First Sino-Japanese War (1894-1895). The main goal of Japan was to gain control over Korea, which was a territory of China at the time. Japan's victory in the war allowed them to establish a foothold in Korea and expand their empire in East Asia.
Learn more about Japan's empire building in the late 19th century