Former Defence Minister Karl-Theodor zu Guttenberg leaves after testifying before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi 

Former Defence Minister Karl-Theodor zu Guttenberg leaves after testifying before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi 

Former Defence Minister Karl-Theodor zu Guttenberg addresses the media after testifying before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi 

Former Defence Minister Karl-Theodor zu Guttenberg addresses the media after testifying before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi 

Former Defence Minister Karl-Theodor zu Guttenberg addresses the media after testifying before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi 

Former Defence Minister Karl-Theodor zu Guttenberg leaves after testifing before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi 

Former Defence Minister Karl-Theodor zu Guttenberg leaves after testifying before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi 

Former Defence Minister Karl-Theodor zu Guttenberg arrives to testify before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi/Pool 

Former Defence Minister Karl-Theodor zu Guttenberg arrives to testify before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi/Pool 

Former Defence Minister Karl-Theodor zu Guttenberg arrives to testify before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi/Pool 

Former Defence Minister Karl-Theodor zu Guttenberg arrives to testify before the German Wirecard parliamentary committee in Berlin, Germany, December 17, 2020. REUTERS/Michele Tantussi/Pool 

Former German Defense Minister Karl-Theodor zu Guttenberg speaks during a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder TPX IMAGES OF THE DAY 

Former German Defense Minister Karl-Theodor zu Guttenberg reacts during a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg waves during a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg speaks during a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg speaks during a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg speaks during a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg attends a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg speaks during a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg attends a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg speaks during a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg attends a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg attends a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg is welcomed by supporters as he arrives at a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg arrives at a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg (C) arrives at a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg arrives at a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg arrives at a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

A supporter displays a poster reading "KTG please say goodbye to the U.S.! Germany needs you!" in reference to former German Defense Minister Karl-Theodor zu Guttenberg ahead of a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

A supporter holds a poster as he awaits the arrival of former German Defense Minister Karl-Theodor zu Guttenberg at a CSU election campaign in Kulmbach, southern Germany August 30, 2017, ahead of the upcoming federal election. REUTERS/Michael Dalder 

Former German Defense Minister Karl-Theodor zu Guttenberg arrives at 'Bayerischer Hof' hotel for the 51st Munich Security Conference in Munich February 6, 2015. REUTERS/Michaela Rehle (GERMANY - Tags: MILITARY POLITICS)

Former German Defence minister Karl-Theodor zu Guttenberg is seen at the CyberSecurity summit in Bonn November 3, 2014. REUTERS/Wolfgang Rattay (GERMANY - Tags: POLITICS BUSINESS TELECOMS CRIME LAW HEADSHOT)

Former German Defence minister Karl-Theodor zu Guttenberg is seen at the CyberSecurity summit in Bonn November 3, 2014. REUTERS/Wolfgang Rattay (GERMANY - Tags: POLITICS BUSINESS TELECOMS CRIME LAW HEADSHOT)

Former German Defence minister Karl-Theodor zu Guttenberg is seen at the CyberSecurity summit in Bonn November 3, 2014. REUTERS/Wolfgang Rattay (GERMANY - Tags: POLITICS BUSINESS TELECOMS CRIME LAW HEADSHOT)

Former German Defence minister Karl-Theodor zu Guttenberg addresses the CyberSecurity summit in Bonn November 3, 2014. REUTERS/Wolfgang Rattay (GERMANY - Tags: BUSINESS CRIME LAW HEADSHOT POLITICS BUSINESS TELECOMS)

Bavarian state premier and leader of the Christian Social Union (CSU) Horst Seehofer addresses a news conference about the future of former German Defence Minister Karl-Theodor zu Guttenberg, in Munich January 20, 2012. Seehofer announced, that there will be no political comeback of Guttenberg within the CSU. Guttenberg stepped down after he had admitted copying passages from the work of others in his doctoral dissertation.
REUTERS/Michael Dalder(GERMANY - Tags: POLITICS HEADSHOT) 

Bavarian state premier and leader of the Christian Social Union (CSU) Horst Seehofer addresses a news conference about the future of former German Defence Minister Karl-Theodor zu Guttenberg, in Munich January 20, 2012. Seehofer announced, that there will be no political comeback of Guttenberg within the CSU. Guttenberg stepped down after he had admitted copying passages from the work of others in his doctoral dissertation.
REUTERS/Michael Dalder(GERMANY - Tags: POLITICS HEADSHOT) 

Bavarian state premier and leader of the Christian Social Union (CSU) Horst Seehofer addresses a news conference about the future of former German Defence Minister Karl-Theodor zu Guttenberg, in Munich January 20, 2012. Seehofer announced, that there will be no political comeback of Guttenberg within the CSU. Guttenberg stepped down after he had admitted copying passages from the work of others in his doctoral dissertation.
REUTERS/Michael Dalder(GERMANY - Tags: POLITICS HEADSHOT) 

Bavarian state premier and leader of the Christian Social Union (CSU) Horst Seehofer addresses a news conference about the future of former German Defence Minister Karl-Theodor zu Guttenberg, in Munich January 20, 2012. Seehofer announced, that there will be no political comeback of Guttenberg within the CSU. Guttenberg stepped down after he had admitted copying passages from the work of others in his doctoral dissertation.
REUTERS/Michael Dalder(GERMANY - Tags: POLITICS HEADSHOT) 

Bavarian state premier and leader of the Christian Social Union (CSU) Horst Seehofer addresses a news conference about the future of former German Defence Minister Karl-Theodor zu Guttenberg, in Munich January 20, 2012. Seehofer announced, that there will be no political comeback of Guttenberg within the CSU. Guttenberg stepped down after he had admitted copying passages from the work of others in his doctoral dissertation.
REUTERS/Michael Dalder(GERMANY - Tags: POLITICS HEADSHOT) 

Bavarian state premier and leader of the Christian Social Union (CSU) Horst Seehofer addresses a news conference about the future of former German Defence Minister Karl-Theodor zu Guttenberg, in Munich January 20, 2012. Seehofer announced, that there will be no political comeback of Guttenberg within the CSU. Guttenberg stepped down after he had admitted copying passages from the work of others in his doctoral dissertation.
REUTERS/Michael Dalder(GERMANY) 

Bavarian state premier and leader of the Christian Social Union (CSU) Horst Seehofer addresses a news conference about the future of former German Defence Minister Karl-Theodor zu Guttenberg, in Munich January 20, 2012. Seehofer announced, that there will be no political comeback of Guttenberg within the CSU. Guttenberg stepped down after he had admitted copying passages from the work of others in his doctoral dissertation.
REUTERS/Michael Dalder(GERMANY - Tags: POLITICS HEADSHOT) 

Bavarian state premier and leader of the Christian Social Union (CSU) Horst Seehofer addresses a news conference about the future of former German Defence Minister Karl-Theodor zu Guttenberg, in Munich January 20, 2012. Seehofer announced, that there will be no political comeback of Guttenberg within the CSU. Guttenberg stepped down after he had admitted copying passages from the work of others in his doctoral dissertation.
REUTERS/Michael Dalder(GERMANY - Tags: POLITICS HEADSHOT) 

Bavarian state premier and leader of the Christian Social Union (CSU) Horst Seehofer addresses a news conference about the future of former German Defence Minister Karl-Theodor zu Guttenberg, in Munich January 20, 2012. Seehofer announced, that there will be no political comeback of Guttenberg within the CSU. Guttenberg stepped down after he had admitted copying passages from the work of others in his doctoral dissertation.
REUTERS/Michael Dalder(GERMANY - Tags: POLITICS HEADSHOT) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg attends a joint news conference with European Digital Agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS SCIENCE TECHNOLOGY MILITARY HEADSHOT) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg (L) and European Digital Agenda Commissioner Neelie Kroes (R), address a joint news conference on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS SCIENCE TECHNOLOGY MILITARY) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg answers reporters' questions during a joint news conference with European Digital Agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS MILITARY SCIENCE TECHNOLOGY) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg answers reporters' questions during a joint news conference with European Digital Agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS MILITARY SCIENCE TECHNOLOGY HEADSHOT) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg listens to questions during a joint news conference with European Digital Agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS SCIENCE TECHNOLOGY MILITARY) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg attends a joint news conference with European Digital Agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS SCIENCE TECHNOLOGY MILITARY HEADSHOT) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg leaves a joint news conference held with European Digital Agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS SCIENCE TECHNOLOGY MILITARY) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg answers reporters' questions during a joint news conference with European digital agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS SCIENCE TECHNOLOGY MILITARY HEADSHOT) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg answers reporters' questions during a joint news conference with European digital agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS SCIENCE TECHNOLOGY MILITARY HEADSHOT) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg answers reporters' questions during a joint news conference with European Digital Agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS MILITARY SCIENCE TECHNOLOGY) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg (L) and European Digital Agenda Commissioner Neelie Kroes (R), address a joint news conference on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS MILITARY SCIENCE TECHNOLOGY) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg (L) and European Digital Agenda Commissioner Neelie Kroes (R), leave a joint news conference on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS SCIENCE TECHNOLOGY MILITARY) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg listens to questions during a joint news conference with European Digital Agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS MILITARY SCIENCE TECHNOLOGY) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg listens to questions during a joint news conference with European Digital Agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS MILITARY SCIENCE TECHNOLOGY HEADSHOT) 

Former German Defence Minister and member of the Center for Strategic and International Studies (CSIS) Karl-Theodor zu Guttenberg listens to questions during a joint news conference with European Digital Agenda Commissioner Neelie Kroes, on the launch of Europe's "No Disconnect Strategy", in Brussels December 12, 2011. REUTERS/Thierry Roge (BELGIUM - Tags: POLITICS MILITARY SCIENCE TECHNOLOGY) 

A woman holds a copy of the latest book by Germany's former defence minister Karl-Theodor zu Guttenberg at a book shop in Berlin November 29, 2011. The book titled "Failed For Now" went on sale on Tuesday in Germany. REUTERS/Tobias Schwarz (GERMANY - Tags: POLITICS MEDIA)