GERMANY: Helmut Kohl. Served as Chancellor of Ger. from 1982-1998 (of W. Ger. 1982–90 and of the reunited Ger. 1990–98). His 16-year tenure was the longest of any Ger. chancellor since Otto von Bismarck, and far and away the longest of any democratically elected chancellor. Oversaw the end of the Cold War; widely regarded as the main architect of Ger. reunification. Together with Fr. pres. François Mitterrand, he is also considered the architect of the Maastricht Treaty, which est. the EU.