In 1992, the National Gallery of Art in Washington, D.C., sponsored a special exhibition to mark 1492, the five hundredth anniversary of the Discovery of America. Reflecting the times in the 1990s, the exhibition tried to show the essential equality of all cultures around the globe at the end of the fifteenth century.
It is dangerous for historians to know the future. The seductive power of seeing ‘how it all came out’ too often warps the way the process of change in the past is understood and can result in the classic version of a Whiggish view of history. Among the examples of this that can be cited is the way the Polish-Lithuanian union has been evaluated.