Now can not find the original Indo-Europeans to leave any “written material”, because the history of human use of language than the use of text has a long history｡ Therefore, the best way is to analyze their language｡ we can assume that if a word in most of the Indo-European languages are very similar, that is a concept they already have; the contrary would be considered later it is a known concept: This is the Linguistics reproduce the “fossil language” methods used｡
Through the reconstruction of ancient Indo-European people’s language, we can learn about: the original Indo-European people living in the cold boreal forests are not in a place near water, their breeding livestock are horses, cattle, sheep and dogs, they know that wild animals are wolves and bears, they know that the metal may only copper｡ Many people believe that horses and chariots so that they can achieve a great advantage in the expedition which was later extended to the vast geographical｡ (played civilization’s friends know that horse and the chariot in the ancient role of the war 
Is generally believed that the original Indo-European civilization began with three thousand years BC, that is five thousand years ago somewhere in Eastern Europe, about BC二千五百年and break it up, people leave the home several points the way forward in all directions which way to move｡ Greece, the other all the way to Italy (both road are ancient Greek and Roman culture, the origin)｡ the other way across the British Isles Central Europe has been reached (who is Scottish, Irish and Welsh ancestors)｡ there all the way north to the Russia, at the same time there are all the way across Iran, Afghanistan and finally to India｡ they Wherever he went, he conquered or assimilated the indigenous communities, to spread their own language, where｡ should say that they are a great nation｡
Many languages, there may be evolved from an ancestor, and this idea was first proposed in 1786, although as early as the sixteenth century, some people have taken note of the similarities between Sanskrit and Italian sex｡ By 1818, there were five 10 return to the Indo-European languages, and then in 1854, people have a unique Albanian language belongs in, then added the 1875 Armenian｡ now in Europe, only the Finnish, Hungarian, Turkish, Basque (in Spain and France at the junction)
And the former Soviet Union several language does not belong to Indo-European｡
In Asia, the Indo-European languages in Iran, Afghanistan, Pakistan, India and Bangladesh and other countries｡ It is noteworthy that, although in India, Hindi (Hindi) is the largest language, but the non-Hindi speaking the local Aboriginal forces are very powerful｡ India has 150 languages, but the people who speak a language no more than 30%｡ it independence in 1947 have to be simultaneously in Hindi and English as official language - More than half of the Indians simply do not understand Hindi Well｡ millennium BC, Indo-Europeans in about prior to the invasion, the local indigenous people of the Dravidian-speaking (eg, Tamil)
And Munda Language Family, and now in India in the south, still represents a significant proportion of the population in Pakistan and Bangladesh｡ most people speak Indo-European language｡ a certain extent, they are able to understand Hindi, but among themselves it is difficult to understand and learn the law of Bangladesh｡ a friend told me that he thought two decades ago, Pakistan, Bangladesh split into two countries, in addition to geographic barriers, the language barrier is also an important factor in｡
Leo Peng