In ancient farming societies, trading activities were often carried out during festivals celebrating harvests, religious ceremonies, and jubilees, and later developed into large-scale trade and exhibition gatherings on a regular basis and at a fixed place for the purpose of exchanging goods. This is the earliest form of the World Expo. In the 5th century A.D., Persia held the first exhibition beyond the function of the bazaar, and in the 18th century, with the emergence of new technologies and new products, people gradually thought of organizing exhibitions similar to the bazaar, but only exhibition, not sales, to publicize and display new products and achievements for the purpose of the exhibition. 1791 Czech Republic in the capital city of Prague for the first time to hold such an exhibition. With the progress of science and technology, the development of social productive forces, the scale of the exhibition has gradually expanded, the geographical scope of the exhibition from a place to expand to the whole country, from the domestic extension of foreign countries, until the development of many countries to participate in the world exposition.
After World War II, the world's people rebuilt their homes on the ruins of a devastated landscape, and on the basis of restoring production and reviving the economy, the first post-war world's fair was held in 1958 in Brussels, Belgium, on the theme of "Science, Civilization and Humanity". In order to reflect this theme of science, the Brussels World Expo built an atomic energy structure of the spherical pavilion, representing the human race into the new century of scientific and technological progress symbolized by its unique and innovative shape, although after almost half a century, but still vivid in the memory. The splendor and richness of the fair, almost all of the previous Dock Expo are lost in silence.
In 1962, Seattle, USA, hosted a small-scale specialized exposition "Space Age Man". The expo featured F new advanced technology, vending machines and a single-steel railroad, making it a huge success.
In 1964 to commemorate the 300th anniversary of the founding of the city, New York once again held a World's Fair, although the theme of the elegant tone "through understanding to peace". However, the heavy commercial atmosphere of the Expo, so that the audience stopped, losing the significance of the commemorative activities. 1970 in Osaka, Japan, held the first World's Fair, the Japanese called the Universal Exposition, embodied the "progress of mankind and harmony", to the audience to show the Tokyo Olympics after the Japan Japan in all aspects of development and achievements, thanks to this exposition, the Japanese in all aspects of development and achievements. And achievements, thanks to this exposition, Japan in the next 10 years of economic development, has maintained a strong momentum.
The World Expo was held again in 1985, in the new city of Tsukuba, a brand new city of science and culture more than 50 kilometers from Tokyo. The theme of the exposition was "Habitat and the Environment: Home Technology for Humanity." A year later, Canada held another expo on the theme of "transportation" to commemorate the 100th anniversary of the founding of Vancouver.
The year 1988 marked the 200th anniversary of the establishment of the British settlement in Australia, and to commemorate the occasion, Australia held a world exhibition in the eastern Gold Coast city of Brisbane. The theme of the exposition was "Leisure Life in the Age of Science and Technology". The theme of the exposition was "Leisure Life in the Age of Science and Technology," which embodied the idea that human beings are enjoying leisure and recreation in today's era of advanced science and technology. All the countries around this theme, sports, recreation, tourism, leisure, cooking, gardening and so on to reflect the richness and color of human life.
In 1990, Osaka, Japan, hosted the International Flower and Greenery Expo, a professional international flower and greenery exposition with the theme of "Humanity and Nature". The theme was: "Humanity and Nature". The exhibition was organized as a celebration of the 100th anniversary of Osaka's "New Beginnings" with world horticulture as the content. The exhibition was attended by 82 countries, and 55 international organizations, Japanese provinces and municipalities, and major corporations set up separate pavilions or booths. The 100th time in Asia realized a large-scale international horticultural exposition, and achieved a great success.
1992, is the 500th anniversary of the discovery of America by Columbus, for this reason, the Spanish government held the World Expo in Seville, the theme of the exposition named "the age of discovery. Expo covers an area of 4.78 million square meters, more than 100 countries to participate. More than 60 million visitors came to the Expo. The most recent Expo was the 1993 Daejeon Expo in South Korea, which was the world's first World Expo organized by a developing country. The theme was: "The New Road to Takeoff".
Preparation for the World Expo is a huge systematic project, as a major action of a national government, it is not only to become a commemoration of a major historic event of international activities, but also to show and pass on the economy, culture, science and technology in one aspect of the major achievements, therefore, the preparatory time, generally need 5 to 6 years of time. At the end of this century before the World Expo has been formulated: 1998 in Lisbon, Portugal World Expo. 1998 is the United Nations approved the International Year of the Ocean, the theme of the Expo: "the sea - the wealth of the future". The Expo will cover an area of 55 hectares and will be attended by 120 countries and regions. Reception of the audience is expected to 20 million people, which is a specialized exposition.
China bid to host the AI-type professional World Horticultural Exposition in Kunming in 1999, and on May 1, the China 1999 World Horticultural Exposition opened in Kunming, Yunnan Province. This is the first time in China to organize a global horticultural event, its theme is "man and nature, towards the twenty-first century". The exposition demonstrated the horticultural traditions and horticultural varieties of various countries, attracting tens of thousands of visitors from all over the world every day, lasted 184 days, on October 31, 1999, the closing.
In 2000, the first international fair of the 21st century was held in Hannover, Germany, making Hannover famous worldwide.
The Japan International Exposition 2005 (known as Expo Aichi) was inaugurated on the afternoon of March 24, 2005 in Aichi Prefecture, Japan.
Nearly 2,500 people, including the Emperor and his wife, the Crown Prince, Prime Minister Junichiro Koizumi, and representatives from various countries, attended the opening ceremony that afternoon.
The Aichi Expo will be a large-scale exposition lasting six months from the 25th of this month. The theme of the expo is "Nature's Wisdom". ***China is one of the 121 countries and 4 international organizations participating in the Expo. "The Chinese Pavilion at the Aichi Expo will be decorated with Chinese zodiac signs, the Nine Dragons Wall, and other landscapes with strong Chinese characteristics, with the theme of "Nature, City, Harmony - The Art of Living". The theme of the pavilion is "Nature, City, Harmony - The Art of Living".