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Hace 2 días · Early 2nd century BC: Astrolabe invented by Apollonius of Perga. 1st century BC. 1st century BC: Segmental arch bridge (e.g. Pont-Saint-Martin or Ponte San Lorenzo) in Italy, Roman Republic; 1st century BC: News bulletin during the reign of Julius Caesar.
Hace 1 día · The Roman Renaissance occurred in the 15th century, when Rome replaced Florence as the centre of artistic and cultural influence. The Roman Renaissance was cut short abruptly with the devastation of the city in 1527, but the Papacy reasserted itself in the Counter-Reformation , and the city continued to flourish during the early modern period .
Hace 4 días · Minor developments were added, such as the invention of the mainspring in the early 15th century, which allowed small clocks to be built for the first time. The next major improvement in clock building, from the 17th century, was the discovery that clocks could be controlled by harmonic oscillators.
Hace 2 días · e. The history of China spans several millennia across a wide geographical area. Each region now considered part of the Chinese world has experienced periods of unity, fracture, prosperity, and strife. Chinese civilization first emerged in the Yellow River valley, which along with the Yangtze basin constitutes the geographic core of the Chinese ...
Hace 1 día · t. e. The history of Africa begins with the emergence of hominids, archaic humans and — around 300,000–250,000 years ago — anatomically modern humans ( Homo sapiens ), in East Africa, and continues unbroken into the present as a patchwork of diverse and politically developing nation states. [1]
Hace 4 días · history of Latin America, history of the region from the pre- Columbian period and including colonization by the Spanish and Portuguese beginning in the 15th century, the 19th-century wars of independence, and developments to the end of the 20th century.
Hace 2 días · The Dutch people started to develop a national identity, beginning in the 15th century, but they officially remained a part of the Holy Roman Empire until 1648. National identity was mainly formed by the province people came from. Holland was the most important province by far.
