BBC News | Europe | Kohl's long reign ends: Article on the end of Helmut Kohl's 16-year hold on power.BBC News | EUROPE | Kohl's mark on history: Puts forward the position that Kohl is arguably Germany's most successful chancellor.Former Chancellor Helmut Kohl faces criminal investigation: Ulrich Rippert writes on the former chancellor's legal problems.Kohl's Legacy: An account written in 2000, looking back on Kohl's time in office, his political style, achievements and defeats.Tribute to Former German Chancellor Helmut Kohl: Remarks delivered by U.S. Secretary of Defense William S. Cohen praising Kohl on the occasion of the 50th anniversary of NATO.