A Chronology of Japanese History

Yamato Period (300-550) & Asuka Period (550-710)
Nara Period (710-794)
Heian Period (794-1185)
Kamakura Period (1185-1333)
Muromachi Period (1338-1573)
Azuchi-Momoyama Period (1568-1600)
Edo Period (1603-1868)
Meiji Period (1868-1912)
Taishō Period (1912-1926)
December 1912 The army, unhappy with the current military budget, withdraws its minister from the cabinet forcing Saionji to resign as prime minister.
KATSURA Taro becomes prime minister and forms a new political party called the Constitutional Association of Friends (Rikken Doshikai).
February 1913 KATSURA resigns as Prime Minister just before a vote of no-confidence in the Diet over defense spending.
(Admiral) YAMAMOTO Gonnohoe becomes Prime Minister.
April 1914 ŌKUMA Shigenobu becomes Prime Minister after the YAMAMOTO cabinet falls due to a scandal concerning navy finances.
1914 World War I breaks outand Japan enters on the side of the allies in accordance with the Anglo-Japanese Alliance, although they play a very minor role. They do, however, seize Germany's holdings in China and the North Pacific.
1915 INOUE dies.
January 18, 1915 Japan presents a list of 21 demands to China, in effect demanding China's acceptace of Japan's takeover of German rights in China and the acceptance of Japan's expanding economic position in China..
March 1915 ŌKUMA dissolves the Diet over their opposition to his policies of expanding the military. During the following elections, ŌKUMA becomes the first Prime Minister to actively campaign in elections. Doshikai, therefore, wins the majority of seats and Seiyūkai is weakened.
May 1916 China signs the list of Japanese demands, but refuses to sign the most controversial section on hiring Japanese advisors, buying arms from Japan, etc. In the end, Japan gains little other than animosity from these concessions.
October 1916 ŌKUMA resigns the prime ministership due to ill health and soon dies. (General) TERAUCHI Masatake becomes Prime Minister.
July 1918 Japan and the US send troops to Siberia to assist Czech troops trying to get to the Western front. While US troops only grow to 7,000 men, Japan eventually sent 72,000.
August 1918 Riots break out throughout the country in protest of high rice prices. (Inflation became major problem as economy grew rapidly during WW1)
September 1918 HARA Takashi becomes Prime Minister. As head of Seiyukai and not member of genro, his cabinet becomes first "party" government in Japan.
January 1919 Japan participates in negotiations at Versailles at end of WW1. Japan wins concession of German territories in China and the Pacific but not statement of racial equality with West.
1919 According to Ernest BEST, during and after WWI, the top 2% of Japanese society received 10% of her total income, while 78% of the population (the farmers and working class) lived on one-half of the national income.
1920 Depression hits and prices for many products drop 50% or more.
December 1920 Socialist League formed.
1921 Statistical Interlude:
Population - 56,666,000; Avg. Life Expectancy - 42.1 (m), ??(f); Real GNP - ??
June 1921 Socialist League disbanded by the government.
August 1921 Japan joins the US, Britain, France and other countries in Washington, D.C. to negotiate naval treaties and other issues.
In Four Power Pacific Treaty, Japan agrees to limits on capital ships for US, Britain, and Japan in the ratio of 5-5-3 respectively.
In Nine Power Treaty, all parties agree to continue Open Door policy in China.
November 4, 1921 Prime Minister HARA is assassinated by an ultra-rightist. TAKAHASHI Korekiyo becomes the new Prime Minister.
Hirohito (the future Emperor Shōwa) becomes regent for the ailing Emperor Taishō and becomes Emperor in all but title.
Spring 1922 YAMAGATA Aritomo dies.
June 1922 (Admiral) KATO Tomosaburo becomes Prime Minister.
1922 Under considerable foreign pressure, Japan removes troops from Siberia.
July 1922 The Japanese Communist Party (Nihon Kyōsantō) secretly established.
August 1923 Prime Minister KATO dies.
September 1, 1923 A severe earthquake strikes Tōkyō, Yokohama, and much of the surrounding area. Over 106,000 people die or are missing. Over 500,000 are injured and 694,000 houses are destroyed.
September 2, 1923 (Admiral) YAMAMOTO Gonnohyoe becomes Prime Minister again.
Government arrests Socialist and Communist Party leaders.
December 7, 1923 An anarchist makes an assassination attempt on Hirohito. He survives, but the gunman is put to death. To accept responsibility, Yamamoto resigns the prime ministership the next day.
January 1924 KIYOURA Keigo becomes Prime Minister.
1924 The U.S. Congress passes a bill excluding further immigration of Japanese, on no grounds other than their race. To his credit, the U.S. embassador to Japan resigns in protest. Using this as one of their issues, Japanese nationalists began to gain prestige nationwide.
January 26,1924 Hirohito marries Nagako-san.
June 1924 KATO Komei becomes Prime Minister.
1924 The Japanese Communist Party dissolved.
January 1925 Japan and Russia establish diplomatic relations. Japan removes troops from Sakhalin.
March 1925 Government implements Peace Preservation Law making it illegal to advocate either change in the national polity or the abolition of private property.
Universal manhood suffrage enacted giving all men over 25 (with a few qualifications) the right to vote.
January 1926 WAKATSUKI Reijiro becomes Prime Minister.
1926 The Japan Communist Party reorganized underground. By the end of Taisho Period there were many parties, including: Labor-Farmer Party (Rodo Nomintō), Social Mass Party (Shakai Minshutō), Japan Labor-Farmer Party (Nihon Ronotō), and Japan Farmer Party (Nihon Nomintō)
December 18, 1926 Death of Taishō and enthronement of Hirohito (Shōwa).
Shōwa Period (1926-1989)
Heisei Period (1989-Present)

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