First Sino-Japanese War
War is declared between the Qing Empire of China and the Empire of Japan over their rival claims of influence on their common ally, the Joseon dynasty of Korea. The event marks the start of the First Sino-Japanese War.
Japan defeated the Qing dynasty in a war over Korea, ending Chinese hegemony in East Asia and establishing Japan as a modern imperial power.
Rival Claims Over Korea
In the late 19th century, Korea served as a tributary state to the Qing dynasty while Japan viewed it as a target for imperial expansion. Japan had recently modernized its military and industry through the Meiji Restoration, whereas China’s Self-Strengthening Movement struggled with corruption and bureaucratic resistance. This disparity set the stage for a clash between the two nations over influence on the Korean peninsula.
The Spark of Conflict
Tensions erupted in June 1894 when the Qing government sent 2,800 troops to Korea to help suppress the Donghak Peasant Revolution. Japan interpreted this as a violation of the 1885 Convention of Tientsin and dispatched an expeditionary force of 8,000 troops. Japanese forces seized the Korean emperor and established a pro-Japanese government in Seoul, prompting the Qing to reject the new regime and refuse to withdraw their remaining troops.
On 25 July 1894, the Japanese Navy won the Battle of Pungdo and sank the steamer Kowshing, which was carrying Qing reinforcements. A formal declaration of war followed on 1 August, marking the official start of the First Sino-Japanese War.
Decisive Japanese Victories
Japanese land and naval forces achieved unbroken successes throughout the conflict. After defeating Qing troops at the Battle of Pyongyang in September, Japanese forces took control of Korea. Two days later, the Beiyang Fleet suffered a decisive defeat at the Battle of the Yalu River, forcing surviving ships to retreat to Port Arthur.
In October 1894, the Japanese Army invaded Manchuria and captured Port Arthur in November. They subsequently captured Weihaiwei on the Shandong Peninsula in February 1895, gaining control over the approaches to Beijing and forcing the Qing court to seek peace.
A Shift in Power
The war concluded with the Treaty of Shimonoseki on 17 April 1895. The treaty required the Qing dynasty to pay a massive indemnity and cede the island of Taiwan to Japan. Japan also secured a predominant position in Korea, effectively ending Chinese suzerainty over the peninsula.
The conflict demonstrated the failure of the Qing dynasty to modernize its military compared to Japan’s successful reforms. Regional dominance in East Asia shifted from China to Japan, dealing a major blow to Qing prestige and catalyzing political upheavals that would eventually lead to the end of dynastic rule in China.