With the decline of feudalism, the restrictions on peasants become a thing of the past simultaneously, the period witnessed the rise of powerful merchant class, which financed discoveries of new lands. These, with other factors, brought about the Industrial revolution which led a sea change throughout the world. This was the be beginning of the Modern Age.
There was transformation of European Society after the downfall of the Roman Empire, and the birth of a new religion called Islam which led to the founding of a vast empire that originated in West Asia and spread out over a large part of the world. The Medieval Period is also called the Middle Age. The period which succeeded the ancient period and come before the Modern Period.
Discovery of metal led to human civilisation becoming highly evolved. Copper was the first metal used by human beings. The cultures based on use of both copper and stone are called Chalcolithic Cultures. An alloy of copper and tin (bronze) replaced stone, wood and bones to some extent for making weapons and implements. Town based civilisations came up for first time in Mesopotamia, Egypt, India and China.