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99,999 BCE
Appearance of the first hominids
Hominins, bipedal primates, would have emerged about 6 or 7 million years ago in Africa, when that continent was affected by a progressive desiccation that reduced the areas of forests and jungles. -
Period: 99,999 BCE to 3500 BCE
Prehistory
Prehistory was characterized by: The evolutionary leap of the hominids in which the first humans learned to control the fire they used, both to scare away wild animals and to keep warm when they slept in caves. The evidence of stone work by humans. -
50,000 BCE
Fire
It is estimated that it was around the year 500,000 BC. when fire was first discovered, in the sense that it was managed to domesticate it, taking advantage of a burning branch after a fire and then maintaining and preserving it. -
4000 BCE
The first agricultural civilization
The first agricultural civilization flourished in Mesopotamia (now Iraq) around 4,000 BC. c -
Period: 4000 BCE to 3100 BCE
Mesopotamia
Mesopotamia was a constellation of rival city-states. At one point, they were unified into the Akkadian Empire and then separated into the Empires of Assyria and Babylon. Despite near-constant war, innovation and development thrived in ancient Mesopotamia -
Period: 3500 BCE to 476
Ancient Age
In summary, the Ancient Age was a period in which writing emerged, legal systems were developed, agriculture was the main economic activity and was promoted by great civilizations such as Rome, Greece and Egypt. -
3000 BCE
Invention of writing
It is assumed that the first inventors of writing were the Sumerians, who lived in southern Mesopotamia. The first writing code appeared there in the year 3100 BC, and shortly after writing was invented again almost 1600 kilometers away, in Egypt. -
2630 BCE
The construction of the pyramids
Most of the pyramids built then had a core of adobe bricks and facing of polished limestone. In several cases, later pyramids were built on rocky elevations of the terrain to reduce the volume of material needed in their construction. -
476
Fall of the Western Roman Empire
Odoacer, king of the Heruli, overthrows the last emperor of Rome, Romulus Augustulus, on September 4, 476. This event marks the end of the Roman Empire: the western empire disappears while the eastern Byzantine empire survives until the fall of Constantinople. in 1453. -
Period: 476 to 1453
Middle Ages
In medieval times society was hierarchical and unequal. It was divided into different classes, that is, social strata differentiated by economic and legal conditions. Belonging to an estate was designated by birth and, generally, social mobility did not exist. -
1440
The invention of the printing
The invention of the printing press is attributed to the German, Johannes Gutenberg in the year 1440. Gutenberg is considered “the father of the printing press”, after years trying to dispute the title between the French, Italians, Dutch and Germans. -
Period: 1453 to
Modern Age
In this period there were great changes in science and technology, which had enormous repercussions on the work, military and philosophical life of the West. Furthermore, faith in progress, communication and reason was established, new philosophical values that soon dominated the world. -
1492
Discovery of America
In this way, on October 12, 1492, Christopher Columbus arrived in what we know today as America when he encountered the Antilles and landed on the island of Guanahaní, which he named San Salvador (later he arrived in the current territories of Santo Domingo and Cuba) -
French Revolution
The French Revolution was a social and political process that developed in France between 1789 and 1799 whose main consequences were the abolition of the absolute monarchy and the proclamation of the Republic, eliminating the economic and social bases of the Old Regime. -
Period: to
Contemporary Age
The Contemporary Age is the historical period between the French Revolution (1789) and the present day. It is an era characterized by revolutions and great artistic, demographic, social, political, technological and economic transformations. -
first controlled flight
The big day arrived, the one that would mark a milestone in the history of humanity. On December 17, 1903, at Kitty Hawk, North Carolina, the Wright Brothers achieved what seemed impossible: making the first controlled, sustained flight of a heavier-than-air machine. -
creation of antibiotics
In 1928, at St. Mary's Hospital in London, Alexander Fleming discovered penicillin. This discovery made possible the introduction of antibiotics that greatly reduced the number of deaths from infection. -
Creation of the internet
This network was created in 1969 and was called ARPANET. In principle, the network had 4 computers distributed among different universities in the country. Two years later, it already had about 40 computers connected. The growth of the network was so great that its communication system became obsolete.