President of Germany Roman Herzog, Johannes Rau, Christian Wulff, Joachim Gauck and Frank-Walter Steinmeier (as yet) have signed and promulgated all bills during their respective terms. The president represents Germany in the world (Art. 59 Basic Law), undertakes foreign visits and receives foreign dignitaries. They also conclude treaties with foreign nations (which do not come into effect until affirmed by the Bundestag), accredit German diplomats and receive the letters of accreditation of foreign diplomats. According to Article 60 (2) of the German Constitution, the president has the power to pardon. This means the president "has the authority to revoke or commute penal or
Uzbekistan at the 2004 Summer Olympics and three-time Olympic medalist Oksana Chusovitina (who transferred to Germany in 2002 to treat her ailing son Alisher from leukemia), freestyle wrestler Artur Taymazov, who won silver in men's super heavyweight, sprint freestyle swimmer and Asian Games champion Ravil Nachaev, trampoline gymnast Ekaterina Khilko, and heavyweight judoka Abdullo Tangriev, who later became the nation's flag bearer in the opening ceremony. At age 15, backstroke swimmer Olga Gnedovskaya set a historical milestone for Uzbekistan as the youngest ever athlete in history to compete at the Olympics. Other notable Uzbek athletes featured road cyclist and world junior champion Sergey Lagutin, canoeist Anton