Helmut Kohl, Germany's ex-chancellor and architect of reunification in 1990, has died at 87, German media say. He died at his house in Ludwigshafen, in the western state of Rhineland-Palatinate.<br/><br/>Kohl led Germany for 16 years – from 1982 to 1998. He is credited with bringing East and West Germany together after the fall of the Berlin Wall.<br/>Together with his French ally President Francois Mitterrand, he was responsible for the introduction of the euro.<br/><br/>Kohl, who led the centre-right Christian Democrats, was the longest-serving German chancellor of the 20th Century. In the UK, he is remembered for his differences over the EU with the late UK Prime Minister Margaret Thatcher.