Tadatoshi Akiba (秋葉 忠利 Akiba Tadatoshi, born November 3, 1942 in Arakawa, Tokyo) is mayor of the city of Hiroshima, Japan. November 3 is the 307th day of the year (308th in leap years) in the Gregorian Calendar, with 58 days remaining. ... This article is about the year. ... Arakawa (Japanese: 荒川区; -ku) is a special ward located in Tokyo, Japan. ... The modern skyline of Tokyo is highly decentralized. ... Main keep of Hiroshima Castle The city of Hiroshima (広島市; -shi) is the capital of Hiroshima Prefecture, and the largest city in the Chugoku region of western Honshu, the largest of Japans islands. ...

He studied mathematics at the University of Tokyo, receiving a B.S. in 1966 and an M.S. in 1968. He continued his studies under John Milnor at the Massachusetts Institute of Technology, earning his Ph.D. in mathematics in 1970. He took teaching jobs at a series of universities: Stony Brook (1970), Tufts University (1976), and Hiroshima Shudo University (1986–1997). His research was on topology, with an interest in homotopy groups. The University of Tokyo (東京大学; Tōkyō Daigaku, abbreviated as 東大 Tōdai) is generally ranked as Japans most prestigious university. ... 1966 was a common year starting on Saturday (link goes to calendar) // Events January January 1 - In a coup, Colonel Jean-Bédel Bokassa ousts president David Dacko and takes over the Central African Republic. ... 1968 was a leap year starting on Monday (the link is to a full 1968 calendar). ... John Willard Milnor (b. ... The Massachusetts Institute of Technology, or MIT, is a research and educational institution located in the city of Cambridge, Massachusetts, USA. MIT is a world leader in science and technology, as well as in many other fields, including management, economics, linguistics, political science, and philosophy. ... 1970 was a common year starting on Thursday. ... Stony Brook University Stony Brook University (SBU) or the University at Stony Brook (USB), or the State University of New York at Stony Brook (SUNYSB), located in Stony Brook, New York, USA, is one of the premier public universities in the United States with more than 21,000 students enrolled. ... 1970 was a common year starting on Thursday. ... Tufts University is a private university located in Medford, Massachusetts. ... 1976 is a leap year starting on Thursday (link will take you to calendar). ... 1986 is a common year starting on Wednesday of the Gregorian calendar. ... 1997 is a common year starting on Wednesday of the Gregorian calendar. ... Topology (Greek topos, place and logos, study) is a branch of mathematics concerned with the study of topological spaces. ... In mathematics, homotopy groups are used in algebraic topology to classify topological spaces. ...

As a member of the Social Democratic Party, he was elected to the House of Representatives, and served from 1990 to 1999. He assumed office as mayor of Hiroshima in February, 1999, and was reelected to this position in 2003. The Social Democratic Party (社会民主党 Shakai Minshu-tō, often abbreviated to 社民党 Shamin-tō; also abbreviated as SDP in English) is a political party of Japan. ... The House of Representatives (衆議院; Shugi-in) is the lower house of the Diet of Japan. ... 1990 is a common year starting on Monday of the Gregorian calendar. ... 1999 is a common year starting on Friday of the Common Era, and was designated the International Year of Older Persons by the United Nations. ... 1999 is a common year starting on Friday of the Common Era, and was designated the International Year of Older Persons by the United Nations. ... 2003 is a common year starting on Wednesday of the Gregorian calendar. ...

As mayor, he has been a visible peace activist. He is active in the Mayors for Peace organization, serving as the president of their World Conference. He has also been an advocate of the abolition of nuclear weapons, and a vocal critic of George W. Bush. Mayors for Peace is an international organization of cities, dedicated for the promotion of peace that was established in 1982 at the initiative of then mayor of Hiroshima Takeshi Araki. ... The mushroom cloud of the atomic bombing of Nagasaki, Japan, 1945, rose some 18 km (11 mi) above the epicenter. ... George Walker Bush (born July 6, 1946) is the current President of the United States. ...

External links

• Profile at the Hiroshima city website
• Official Curriculum Vitae
• Mayors for Peace - official website