A general view shows guests listening to Aachen's Mayor Sibylle Keupen speech during the awarding ceremony of the 2020 International Charlemagne Prize (Karlspreis) to Romanian President Klaus Iohannis at the town hall in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Romanian President Klaus Iohannis smiles after having been awarded with the 2020 International Charlemagne Prize (Karlspreis) in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Romanian President Klaus Iohannis, alongside his wife Carmen Iohannis, waves to the public after he was awarded with the 2020 International Charlemagne Prize (Karlspreis), from the balcony of the town hall in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Chairman of the prize committee Juergen Linden congratulates Romanian President Klaus Iohannis after he was awarded with the 2020 International Charlemagne Prize (Karlspreis), in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Romanian President Klaus Iohannis and his wife Carmen Iohannis wave to the public, next to Aachen's Mayor Sibylle Keupen, German politician Martin Schulz, and chairman of the prize committee Juergen Linden, after Iohannis was awarded with the 2020 International Charlemagne Prize (Karlspreis), on the balcony of the town hall in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Romanian President Klaus Iohannis and his wife Carmen Iohannis wave to the public from the balcony of the town hall in Aachen, after he was awarded with the 2020 International Charlemagne Prize (Karlspreis), Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Romanian President Klaus Iohannis looks on alongside Aachen's Mayor Sibylle Keupen and European Council President Charles Michel during the awarding ceremony for the 2020 International Charlemagne Prize (Karlspreis), in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Aachen's Mayor Sibylle Keupen delivers a speech after Romanian President Klaus Iohannis was awarded with the 2020 International Charlemagne Prize (Karlspreis), in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Former German SPD leader and former president of the European Parliament Martin Schulz listens as European Council President Charles Michel delivers a speech after Romanian President Klaus Iohannis was awarded with the 2020 International Charlemagne Prize (Karlspreis), in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Former German SPD leader and former president of the European Parliament Martin Schulz listens as European Council President Charles Michel delivers a speech after Romanian President Klaus Iohannis was awarded with the 2020 International Charlemagne Prize (Karlspreis), in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

European Council President Charles Michel, Aachen's Mayor Sibylle Keupen and former Lithuanian president Dalia Grybauskaite listen as Romanian President Klaus Iohannis delivers a speech after having been awarded with the 2020 International Charlemagne Prize (Karlspreis), in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Former German SPD leader and former president of the European Parliament Martin Schulz listens as Romanian President Klaus Iohannis delivers a speech after having been awarded with the 2020 International Charlemagne Prize (Karlspreis), in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Romanian President Klaus Iohannis is congratulated by European Council President Charles Michel during the awarding ceremony for the 2020 International Charlemagne Prize (Karlspreis), in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Romanian President Klaus Iohannis is awarded with the 2020 International Charlemagne Prize (Karlspreis) by Aachen's Mayor Sibylle Keupen, in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

European Council President Charles Michel looks on as Romanian President Klaus Iohannis is congratulated by Aachen's Mayor Sibylle Keupen, after having been awarded with the 2020 International Charlemagne Prize (Karlspreis), in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

European Council President Charles Michel looks on as Romanian President Klaus Iohannis thanks Aachen's Mayor Sibylle Keupen after having been awarded with the 2020 International Charlemagne Prize (Karlspreis), in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Romanian President Klaus Iohannis smiles after having been awarded with the 2020 International Charlemagne Prize (Karlspreis) in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Romanian President Klaus Iohannis looks on during the awarding ceremony for the 2020 International Charlemagne Prize (Karlspreis) in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

Romanian President Klaus Iohannis looks on during the awarding ceremony for the 2020 International Charlemagne Prize (Karlspreis) in Aachen, Germany October 2, 2021. Roberto Pfeil/Pool via REUTERS

A woman casts her vote during the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

A person casts their vote during the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

People queue before casting their votes in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

People queue before casting their votes in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet casts his vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet casts his vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool TPX IMAGES OF THE DAY

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

A person casts their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

A person casts their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet queue at a polling station to cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet gestures as he queues at a polling station to cast his vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet walks at a polling station to cast his vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet bumps fists with a person outside the polling station as he leaves after voting in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet leave after voting in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet reacts as he and his wife Susanne Laschet leave after voting in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet leave after voting in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet gesture as they leave the polling station after casting their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet leave the polling station after casting their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet reacts as he speaks to the media outside the polling station after casting his vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet reacts as he speaks to the media outside the polling station after casting his vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet speaks to the media outside the polling station after casting his vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet leave the polling station after casting their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet queues at a polling station to cast his vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet leave the polling station after casting their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet casts his vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet stand at the polling station to cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet queue at the polling station to cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet walk at the polling station to cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet queue at the polling station to cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet stand at the polling station to vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet and his wife Susanne Laschet cast their vote in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool TPX IMAGES OF THE DAY

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet votes in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Christian Democratic Union (CDU) leader and top candidate for chancellor Armin Laschet votes in the general elections, in Aachen, Germany, September 26, 2021. REUTERS/Thilo Schmuelgen/Pool

Supporters take part in a rally with German Chancellor Angela Merkel and North Rhine-Westphalia State Premier, Christian Democratic Union (CDU) party leader and candidate for chancellor Armin Laschet, ahead of the September 26 general election, in Aachen, Germany, September 25, 2021. REUTERS/Wolfgang Rattay

German Chancellor Angela Merkel together with North Rhine-Westphalia State Premier, Christian Democratic Union (CDU) party leader and candidate for chancellor Armin Laschet, attends a rally ahead of the September 26 general election, in Aachen, Germany, September 25, 2021. REUTERS/Wolfgang Rattay

North Rhine-Westphalia State Premier, Christian Democratic Union (CDU) party leader and candidate for chancellor Armin Laschet walks with a child on a stage during a rally together with German Chancellor Angela Merkel, ahead of the September 26 general election, in Aachen, Germany, September 25, 2021. REUTERS/Wolfgang Rattay

German Chancellor Angela Merkel and North Rhine-Westphalia State Premier, Christian Democratic Union (CDU) party leader and candidate for chancellor Armin Laschet, stand on a stage with children Leonidas, Maria and Laich during a rally ahead of the September 26 general election, in Aachen, Germany, September 25, 2021. REUTERS/Wolfgang Rattay