Question: Heinz Linge served as a valet for a German politician who initiated what?

Context paragraphs:
Adolf Hitler: Adolf Hitler (] ; 20 April 1889 – 30 April 1945) was a German politician who was the leader of the Nazi Party ("Nationalsozialistische Deutsche Arbeiterpartei"; NSDAP), Chancellor of Germany from 1933 to 1945 and Führer ("Leader") of Nazi Germany from 1934 to 1945.  As dictator, Hitler initiated World War II in Europe with the invasion of Poland in September 1939, and was central to the Holocaust.

Heinz Westphal: Heinz Westphal (born 4 June 1924 in Berlin, died 30 October 1998 in Bonn) was a German politician, representing the SPD.  In 1982, he was the Federal Ministry of Labour and Social Affairs and from 1983 to 1990 he was the vice-president of the German Bundestag.

Heinz Riesenhuber: Heinz Riesenhuber (born 1 December 1935) is a German politician (CDU) who served as Minister of Scientific Research under Chancellor Helmut Kohl from 1982 to 1993.

Aygül Özkan: Aygül Özkan (born 27 August 1971 in Hamburg) is a German politician of the Christian Democratic Union.  She has been a member of the CDU since 2004, and served as Minister of Social Affairs, Women, Families, Health and Integration in the state of Lower Saxony, in the Second Cabinet Wulff and the Cabinet McAllister between 2010 and 2013.  In July 2014, she retired from active politics life resigning from her membership in the party.  She was the first ever German politician of Turkish descent and a Muslim serving as minister.

Heinz Linge: Heinz Linge (23 March 1913 – 9 March 1980) was an SS officer who served as a valet for German dictator Adolf Hitler.  Linge was present in the "Führerbunker" on 30 April 1945, when Hitler shot himself.

Heinz Kindermann: Heinz Kindermann (born 20 June 1942 in Welhotta (CZ)) is a German politician and Member of the European Parliament with the Social Democratic Party of Germany, part of the Socialist Group and sits on the European Parliament's Committee on Agriculture and Rural Development and its Committee on Fisheries.

Werner Klumpp: Werner Klumpp (born 12 November 1928 in Baiersbronn, Baden-Württemberg) is a German politician.  He was a German politician of the FDP.  After the death of Franz-Josef Röder he was the interim Minister President of the Saarland (26 June 1979 to 5 July 1979).

Wolfgang Heinz (politician): Wolfgang Heinz (born 31 July 1938, Grünstadt) is a German politician of the Free Democratic Party.

Jörn Wunderlich: Heinz Adolf Jörn Wunderlich (born 16 January 1960 in Gladbeck) is a German politician for the Die Linke ("The Left").

Heinz Starke: Heinz Starke (27 February 1911 – 31 January 2001) was a German politician.  He was born in Schweidnitz, Silesia.  He was Minister of Finance of the Federal Republic of Germany from 1961–62.  He was a member of the Bundestag from 1953 to 1980 representing the district of Hof from 1953 to 1957.

Supporting paragraphs: Heinz Linge Adolf Hitler
Answer: World War II