French President Emmanuel Macron and Slovenian Prime Minister Janez Jansa speak at an informal meeting during the second day of the EU Social Summit at the Palacio de Cristal in Porto, Portugal May 8, 2021. Tiago Petinga/Pool via REUTERS

Portuguese Prime Minister Antonio Costa welcomes Slovenian Prime Minister Janez Jansa to a European summit on social issues at Palacio de Cristal in Porto, Portugal May 8, 2021. Estela Silva/Pool via REUTERS

U.S. Secretary of State Antony Blinken bumps elbows with Slovenian Foreign Minister Anze Logar during a meeting of NATO foreign ministers at the NATO headquarters in Brussels, Belgium, March 23, 2021. Virginia Mayo/Pool via REUTERS

Slovenian President Borut Pahor receives a dose of the AstraZeneca coronavirus disease (COVID-19) vaccine, in Ljubljana, Slovenia, March 19, 2021. REUTERS/Borut Zivulovic

Slovenian President Borut Pahor receives a dose of the AstraZeneca coronavirus disease (COVID-19) vaccine, in Ljubljana, Slovenia, March 19, 2021. REUTERS/Borut Zivulovic

Slovenian Speaker of the National Assembly Igor Zorcic receives a dose of the AstraZeneca coronavirus disease (COVID-19) vaccine, in Ljubljana, Slovenia, March 19, 2021. REUTERS/Borut Zivulovic

Slovenian Prime Minister Janez Jansa receives a dose of the AstraZeneca coronavirus disease (COVID-19) vaccine, in Ljubljana, Slovenia, March 19, 2021. REUTERS/Borut Zivulovic

Slovenian President Borut Pahor receives a dose of the AstraZeneca coronavirus disease (COVID-19) vaccine, in Ljubljana, Slovenia, March 19, 2021. REUTERS/Borut Zivulovic

Slovenian President Borut Pahor, Speaker of the National Assembly Igor Zorcic, Prime Minister Janez Jansa and President of the National Council Alojz Kovsca sit to receive doses of the AstraZeneca coronavirus disease (COVID-19) vaccine, in Ljubljana, Slovenia, March 19, 2021. REUTERS/Borut Zivulovic

Slovenian President of the National Council Alojz Kovsca receives a dose of the AstraZeneca coronavirus disease (COVID-19) vaccine, in Ljubljana, Slovenia, March 19, 2021. REUTERS/Borut Zivulovic

Slovenian Speaker of the National Assembly Igor Zorcic receives a dose of the AstraZeneca coronavirus disease (COVID-19) vaccine, in Ljubljana, Slovenia, March 19, 2021. REUTERS/Borut Zivulovic

Slovenian Prime Minister Janez Jansa receives a dose of the AstraZeneca coronavirus disease (COVID-19) vaccine, in Ljubljana, Slovenia, March 19, 2021. REUTERS/Borut Zivulovic

Slovenian President Borut Pahor receives a dose of the AstraZeneca coronavirus disease (COVID-19) vaccine, in Ljubljana, Slovenia, March 19, 2021. REUTERS/Borut Zivulovic

Slovenian Prime Minister Janez Jansa and Danish Prime Minister Mette Frederiksen are seen on a screen during a video conference meeting with European Council President Charles Michel and the leaders of Cyprus and Slovakia at the European Council building in Brussels, Belgium, March 19, 2021. Olivier Hoslet/Pool via REUTERS

Austria's Chancellor Sebastian Kurz is seen on a screen during a video conference meeting with European Council President and Croatian, Bulgarian, Latvian and Slovenian Prime Ministers at the EU headquarters in Brussels, Belgium March 17, 2021. John Thys/Pool via REUTERS

Austria's Chancellor Sebastian Kurz is seen on a screen during a video conference meeting with European Council President and Croatian, Bulgarian, Latvian and Slovenian Prime Ministers at the EU headquarters in Brussels, Belgium March 17, 2021. John Thys/Pool via REUTERS

Austria's Chancellor Sebastian Kurz is seen on a screen during a video conference meeting with European Council President and Croatian, Bulgarian, Latvian and Slovenian Prime Ministers at the EU headquarters in Brussels, Belgium March 17, 2021. John Thys/Pool via REUTERS

European Council President Charles Michel arrives for a video conference meeting with Austria's Chancellor and Croatian, Bulgarian, Latvian and Slovenian Prime Ministers at the EU headquarters in Brussels, Belgium March 17, 2021. John Thys/Pool via REUTERS

European Council President Charles Michel arrives for a video conference meeting with Austria's Chancellor and Croatian, Bulgarian, Latvian and Slovenian Prime Ministers at the EU headquarters in Brussels, Belgium March 17, 2021. John Thys/Pool via REUTERS

European Council President Charles Michel arrives for a video conference meeting with Austria's Chancellor and Croatian, Bulgarian, Latvian and Slovenian Prime Ministers at the EU headquarters in Brussels, Belgium March 17, 2021. John Thys/Pool via REUTERS

European Council President Charles Michel arrives for a video conference meeting with Austria's Chancellor and Croatian, Bulgarian, Latvian and Slovenian Prime Ministers at the EU headquarters in Brussels, Belgium March 17, 2021. John Thys/Pool via REUTERS

A member of the Slovenian Cave Rescue Association dressed as Santa Clause rappels down the glass facade of a paediatric hospital in Ljubljana, Slovenia, December 21, 2020. REUTERS/Borut Zivulovic

Members of the Slovenian Cave Rescue Association dressed as Santa Clauses pose after rappelling down the glass facade of a paediatric hospital in Ljubljana, Slovenia, December 21, 2020. REUTERS/Borut Zivulovic

Members of the Slovenian Cave Rescue Association dressed as Santa Clauses rappel down the glass facade of a paediatric hospital in Ljubljana, Slovenia, December 21, 2020. REUTERS/Borut Zivulovic

A member of the Slovenian Cave Rescue Association dressed as Santa Clause waves after rappelling down the glass facade of a paediatric hospital in Ljubljana, Slovenia, December 21, 2020. REUTERS/Borut Zivulovic

Members of the Slovenian Cave Rescue Association dressed as Santa Clauses rappel down the glass facade of a paediatric hospital in Ljubljana, Slovenia, December 21, 2020. REUTERS/Borut Zivulovic

A member of the Slovenian Cave Rescue Association dressed as Santa Clause rappels down the glass facade of a paediatric hospital in Ljubljana, Slovenia, December 21, 2020. REUTERS/Borut Zivulovic

Members of the Slovenian Cave Rescue Association dressed as Santa Clauses rappel down the glass facade of a paediatric hospital in Ljubljana, Slovenia, December 21, 2020. REUTERS/Borut Zivulovic

A member of the Slovenian Cave Rescue Association dressed as Santa Clause rappels down the glass facade of a paediatric hospital in Ljubljana, Slovenia, December 21, 2020. REUTERS/Borut Zivulovic

Members of the Slovenian Cave Rescue Association dressed as Santa Clauses rappel down the glass facade of a paediatric hospital in Ljubljana, Slovenia, December 21, 2020. REUTERS/Borut Zivulovic

A member of the Slovenian Cave Rescue Association dressed as Santa Clause rappels down the glass facade of a paediatric hospital in Ljubljana, Slovenia, December 21, 2020. REUTERS/Borut Zivulovic

Slovenian Prime Minister Janez Jansa speaks during a meeting with Israeli Prime minister Benjamin Netanyahu in Jerusalem December 8, 2020. Ohad Zwigenberg/Pool via REUTERS

Slovenian Prime Minister Janez Jansa and Israeli Prime minister Benjamin Netanyahu wear protective masks as they meet in Jerusalem December 8, 2020. Ohad Zwigenberg/Pool via REUTERS

Slovenian Prime Minister Janez Jansa and Israeli Prime minister Benjamin Netanyahu wear protective masks during a signing event in Jerusalem December 8, 2020. Ohad Zwigenberg/Pool via REUTERS

Israeli Prime minister Benjamin Netanyahu speaks during a meeting with Slovenian Prime Minister Janez Jansa in Jerusalem December 8, 2020. Ohad Zwigenberg/Pool via REUTERS

Israeli Prime minister Benjamin Netanyahu speaks during a meeting with Slovenian Prime Minister Janez Jansa in Jerusalem December 8, 2020. Ohad Zwigenberg/Pool via REUTERS

Israeli Prime minister Benjamin Netanyahu gestures as he speaks during a meeting with Slovenian Prime Minister Janez Jansa in Jerusalem December 8, 2020. Ohad Zwigenberg/Pool via REUTERS

Slovenian Prime Minister Janez Jansa speaks during a meeting with Israeli Prime minister Benjamin Netanyahu in Jerusalem December 8, 2020. Ohad Zwigenberg/Pool via REUTERS

Slovenian Prime Minister Janez Jansa wears a protective mask during a meeting with Israeli Prime minister Benjamin Netanyahu in Jerusalem December 8, 2020. Ohad Zwigenberg/Pool via REUTERS

European Council President Charles Michel is seen during video conference with Greece's Prime Minister Kyriakos Mitsotakis Slovakia's Prime Minister Igor Matovic, Poland’s Prime Minister Mateusz Morawiecki and Slovenian Prime Minister Janez Jansa to prepare EU summit of December 11 and 12, in Brussels, Belgium, December 1, 2020. Olivier Hoslet/Pool via REUTERS

European Council President Charles Michel is seen during video conference with Greece's Prime Minister Kyriakos Mitsotakis Slovakia's Prime Minister Igor Matovic, Poland’s Prime Minister Mateusz Morawiecki and Slovenian Prime Minister Janez Jansa to prepare EU summit of December 11 and 12, in Brussels, Belgium, December 1, 2020. Olivier Hoslet/Pool via REUTERS

European Council President Charles Michel is seen during video conference with Greece's Prime Minister Kyriakos Mitsotakis Slovakia's Prime Minister Igor Matovic, Poland’s Prime Minister Mateusz Morawiecki and Slovenian Prime Minister Janez Jansa to prepare EU summit of December 11 and 12, in Brussels, Belgium, December 1, 2020. Olivier Hoslet/Pool via REUTERS

European Council President Charles Michel, is seen during video conference with Greece's Prime Minister Kyriakos Mitsotakis, Slovakia's Prime Minister Igor Matovic, Poland's Prime Minister Mateusz Morawiecki and Slovenian Prime Minister Janez Jansa to prepare EU summit of December 11 and 12, in Brussels, Belgium, December 1, 2020. Olivier Hoslet/Pool via REUTERS

European Council President Charles Michel, attends a video conference with Greece's Prime Minister Kyriakos Mitsotakis, Slovakia's Prime Minister Igor Matovic, Poland's Prime Minister Mateusz Morawiecki and Slovenian Prime Minister Janez Jansa to prepare EU summit of December 11 and 12, in Brussels, Belgium, December 1, 2020. Olivier Hoslet/Pool via REUTERS

Greece's Prime Minister Kyriakos Mitsotakis, Slovakia's Prime Minister Igor Matovic, Poland's Prime Minister Mateusz Morawiecki and Slovenian Prime Minister Janez Jansa attend a video meeting with European Council President Charles Michel to prepare EU summit of December 11 and 12, in Brussels, Belgium, December 1, 2020. Olivier Hoslet/Pool via REUTERS

Slovakia's Prime Minister Igor Matovic, Greece's Prime Minister Kyriakos Mitsotakis Poland's Prime Minister Mateusz Morawiecki and Slovenian Prime Minister Janez Jansa attend a video meeting with European Council President Charles Michel to prepare EU summit of December 11 and 12, in Brussels, Belgium, December 1, 2020. Olivier Hoslet/Pool via REUTERS

European Council President Charles Michel, attends a video conference with Greece's Prime Minister Kyriakos Mitsotakis, Slovakia's Prime Minister Igor Matovic, Poland's Prime Minister Mateusz Morawiecki and Slovenian Prime Minister Janez Jansa to prepare EU summit of December 11 and 12, in Brussels, Belgium, December 1, 2020. Olivier Hoslet/Pool via REUTERS

Slovenian Prime Minister Janez Jansa arrives at a two-day face-to-face EU summit, in Brussels, Belgium, October 15, 2020. Olivier Hoslet/Pool via REUTERS

Austrian and Slovenian police officers train with drones to strengthen border control, in Spielfeld, Austria October 13, 2020. REUTERS/Borut Zivulovic

Slovenian Prime Minister Janez Jansa arrives on the second day of a European Union leaders summit in Brussels, Belgium October 2, 2020. Olivier Hoslet/Pool via REUTERS

Slovenian Prime Minister Janez Jansa arrives on the second day of a European Union leaders summit in Brussels, Belgium October 2, 2020. Olivier Hoslet/Pool via REUTERS

Slovenian Prime Minister Janez Jansa arrives on the second day of a European Union leaders summit in Brussels, Belgium October 2, 2020. Olivier Hoslet/Pool via REUTERS

French President Emmanuel Macron, wearing a protective face mask, welcomes Slovenian President Borut Pahor (not seen) before a meeting at the Elysee Palace in Paris, France, September 21, 2020. REUTERS/Gonzalo Fuentes

French President Emmanuel Macron meets with Slovenian President Borut Pahor at the Elysee Palace in Paris, France, September 21, 2020. Ian Langsdon/Pool via REUTERS

French President Emmanuel Macron meets with Slovenian President Borut Pahor at the Elysee Palace in Paris, France, September 21, 2020. Ian Langsdon/Pool via REUTERS

French President Emmanuel Macron, wearing a protective face mask, welcomes Slovenian President Borut Pahor (not seen) before a meeting at the Elysee Palace in Paris, France, September 21, 2020. REUTERS/Gonzalo Fuentes

French President Emmanuel Macron, wearing a protective face mask, welcomes Slovenian President Borut Pahor before a meeting at the Elysee Palace in Paris, France, September 21, 2020. REUTERS/Gonzalo Fuentes

French President Emmanuel Macron, wearing a protective face mask, welcomes Slovenian President Borut Pahor (not seen) before a meeting at the Elysee Palace in Paris, France, September 21, 2020. REUTERS/Gonzalo Fuentes

French President Emmanuel Macron, wearing a protective face mask, welcomes Slovenian President Borut Pahor (not seen) before a meeting at the Elysee Palace in Paris, France, September 21, 2020. REUTERS/Gonzalo Fuentes

French President Emmanuel Macron, wearing a protective face mask, welcomes Slovenian President Borut Pahor before a meeting at the Elysee Palace in Paris, France, September 21, 2020. REUTERS/Gonzalo Fuentes