In the 1850s Japan was a closed feudal order two centuries old: the Tokugawa shogun ruled from Edo, some 270 daimyō governed their domains (han), and the Emperor in Kyoto was a symbolic figure. In July 1853 Commodore Matthew Perry's 'black ships' steamed into Tokyo Bay and forced Japan open to trade — exposing the regime's fragility. The next fifteen years saw unequal treaties, economic crisis, and the rise of the sonnō jōi ('revere the emperor, expel the barbarian') movement. A coalition of young samurai from the southwestern domains of Satsuma and Chōshū forced the last shogun, Tokugawa Yoshinobu, to resign in November 1867; on 3 January 1868 the formal restoration of imperial rule was proclaimed at the Kyoto Palace. The Boshin War (1868–69) crushed the resistance of the northern domains.

The word 'restoration' is misleading. The reformers who claimed to be 'restoring' the emperor's ancient authority in fact carried out a deep revolution. The Charter Oath of April 1868 set out the new regime in five articles — decisions would be reached by deliberation, class restrictions abolished, evil customs of the past discarded, and 'knowledge shall be sought throughout the world.' In 1869 the daimyō 'returned' their domains to the Emperor; in 1871 the domains were abolished and replaced by centrally administered prefectures — what European nation-states took centuries to build was done in a few years. The 1872 Education Order imposed compulsory primary schooling; the same year the first railway opened between Tokyo and Yokohama. In 1873 universal conscription ended the samurai monopoly on arms (the 1877 Satsuma Rebellion was the final samurai revolt against this process). The 1889 Meiji Constitution, modeled on Prussia, sacralized the Emperor but established a parliament (the Diet) — a hybrid regime.

The pace of transformation is remarkable. The Iwakura Mission (1871–73) toured Europe and the United States for nearly two years, studying industrial, educational, legal, and military systems; its members returned and selectively adapted these models. The state built silk, steel, railway, and shipping enterprises and then transferred them to the family conglomerates (Mitsui, Mitsubishi) that would become known as the zaibatsu. Defeating Qing China in the First Sino–Japanese War of 1894–95 and then defeating a European great power in the Russo-Japanese War of 1904–05 — destroying the Russian fleet at Tsushima — was the first time a non-Western power had beaten a Western empire in modern war. The victory electrified nationalist movements across Asia, especially in Turkey, Iran, and India.

The Meiji model matters historically because it broke the Western equation of 'modernization = Westernization': a society could selectively adopt Western institutions and technique while preserving its own political and cultural core. The model had a dark side. The modernized army quickly became an imperial instrument: Taiwan (1895), Korea (annexed 1910), Manchuria (1931), China (1937), the Pacific War (1941–45). Rapid industrialization was paid for by an exploited working class, limited citizenship for women, and a heavy peasant tax burden. The 'enlightened restoration' rhetoric also showed that authoritarian modernization was possible. Every late-arriving modernizer of the 20th century — Kemalist Turkey, Pahlavi Iran, Park Chung-hee's Korea, Deng Xiaoping's China — read the Meiji example with attention.