What has changed around the world?

What was the name of when all continents were together? Who has been called saviour of India? Who wrote Let the People Sing? Who are the ogerizers? What took place between 1450 and 1770? What were the Exchanged between the Belgians and the Congolese? In the 15th century European explorers tried to find a new route to Asia in order to get what kinds of products? Where in the world did large scale cultivation or farming first develop? What World history from the past to the present events and trends on the local national and global sphere are? What were the 3 main reasons for world war 2? Was Horatio Hornblower a real person? Why has the idea of democracy survived wars and oppression? The Napoleonic Code gave who the right to control all family property? What did the nations do for the Jews after World War 2? What is olympiakos? What is the original meaning of Holocaust? What year did France become a democracy? What years did vasco nunez balboa explore? Does dias have an accent? How did the thirty years war influence the development of national identities in Europe?