The Eurovision Song Contest 1990 was the 35th edition of the Eurovision Song Contest, held on 5 May 1990 in the Vatroslav Lisinski Concert Hall in Zagreb, Yugoslavia. Organised by the European Broadcasting Union (EBU) and host broadcaster Radiotelevizija Zagreb on behalf of Jugoslavenska radiotelevizija (JRT), and presented by Oliver Mlakar and Helga Vlahović, the contest was held in Yugoslavia following the country's victory at the 1989 contest with the song "Rock Me" by the group Riva. It was the first contest to be held in the Balkans and the first to be held in a socialist state.
Germany and ARD used a national selection to select the entry for the Eurovision Song Contest 1990, with the winner being chosen by televoting. Chris Kempers and Daniel Kovac were chosen as the winners with the song "Frei zu leben".
The Netherlands was represented by Maywood, with the song "Ik wil alles met je delen", at the 1990 Eurovision Song Contest, which took place in Zagreb on 5 May.
Belgium was represented by Jean Vallée, with the song "L'amour ça fait chanter la vie", at the 1978 Eurovision Song Contest, which took place on 22 April in Paris.
The Netherlands was represented by Justine Pelmelay, with the song "Blijf zoals je bent", at the 1989 Eurovision Song Contest, which took place in Lausanne, Switzerland on 13 May. Pelmelay was the winner of the Dutch national final for the contest, held on 10 March.
Denmark was represented by Anders Frandsen, with the song "Lige der hvor hjertet slår", at the 1991 Eurovision Song Contest, which took place on 4 May in Rome. "Lige der hvor hjertet slår" was chosen as the Danish entry at the Dansk Melodi Grand Prix on 16 March.
Germany was represented by the band Wind, with the song "Für alle", at the 1985 Eurovision Song Contest, which took place on 4 May in Gothenburg, Sweden. "Für alle" was the winner of the German national final, held on 21 March. This was the first of three appearances by Wind at Eurovision; they would also represent Germany in 1987 and 1992.
Denmark was represented by the band Brixx, with the song "Video-video", at the 1982 Eurovision Song Contest, which took place on 24 April in Harrogate, England. "Video-video" was chosen as the Danish entry at the Dansk Melodi Grand Prix on 13 March. The previous year's Danish entrant Tommy Seebach failed in his bid to represent Denmark for a third time.
Denmark was represented by Gry Johansen, with the song "Kloden drejer", at the 1983 Eurovision Song Contest, which took place on 23 April in Munich. "Kloden drejer" was chosen as the Danish entry at the Dansk Melodi Grand Prix on 5 March.
Denmark was represented by Hot Eyes, with the song "Det' lige det", at the 1984 Eurovision Song Contest, which took place on 5 May in Luxembourg City. "Det' lige det" was chosen as the Danish entry at the Dansk Melodi Grand Prix on 18 February. This was the first of three Eurovision appearances in five years for the couple.
Denmark was represented by Birthe Kjær, with the song "Vi maler byen rød", at the 1989 Eurovision Song Contest, which took place on 6 May in Lausanne, Switzerland. "Vi maler byen rød" was chosen as the Danish entry at the Dansk Melodi Grand Prix on 25 March, a victory for Kjær after three runner-up finishes in DMGP earlier in the 1980s.
Denmark was represented by Hot Eyes, with the song "Ka' du se hva' jeg sa'?", at the 1988 Eurovision Song Contest, which took place on 30 April in Dublin. "Ka' du se hva' jeg sa'?" was chosen as the Danish entry at the Dansk Melodi Grand Prix on 27 February. This was the last of three Eurovision appearances for Kirsten and Søren.
Denmark was represented by Anne-Cathrine Herdorf, with the song "En lille melodi", at the 1987 Eurovision Song Contest, which took place on 9 April in Brussels. "En lille melodi" was chosen as the Danish entry at the Dansk Melodi Grand Prix on 28 February.
Norway was represented by Ketil Stokkan, with the song "Brandenburger Tor", at the 1990 Eurovision Song Contest, which took place on 5 May in Zagreb. "Brandenburger Tor" was chosen as the Norwegian entry at the Melodi Grand Prix on 24 March. Stokkan had previously represented Norway in 1986.
Finland was represented by Anneli Saaristo, with the song "La dolce vita", at the 1989 Eurovision Song Contest, which took place on 6 May in Lausanne, Switzerland.
Switzerland participated in the Eurovision Song Contest 2014 with the song "Hunter of Stars" written and performed by Sebalter, which is the artistic name of singer Sebastiano Paù-Lessi. The Swiss entry for the 2014 contest in Copenhagen, Denmark was selected through the national final Die grosse Entscheidungs Show 2014, organised by the Swiss German speaking broadcaster Schweizer Radio und Fernsehen (SRF) in collaboration with the other broadcasters part of the Swiss Broadcasting Corporation. Artists that were interested in entering the Swiss national final had the opportunity to apply to one of three open selections with defined submission periods organised by SRF together with the Swiss-Romansh broadcaster Radiotelevisiun Svizra Rumantscha (RTR), the Swiss-French broadcaster Radio Télévision Suisse (RTS) and/or the Swiss-Italian broadcaster Radiotelevisione svizzera (RSI). A total of 18 entries were selected to advance to an "Expert Check" round; nine entries were selected from the SRF/RTR selection, six entries were selected from the RTS selection and three entries were selected from the RSI selection. The "Expert Check" was held on 30 November 2013 and involved three/four experts evaluating the live performances of the 18 entries and selecting six entries to advance to the televised national final—three artists and songs from the SRF/RTR candidates, two from the RTS candidates and one from the RSI candidates. The six finalists performed during the national final on 1 February 2014 where a combination of jury voting and public voting ultimately selected "Hunter of Stars" performed by Sebalter as the winner.
Switzerland participated in the Eurovision Song Contest 2015 with the song "Time to Shine" written and performed by Mélanie René. The Swiss entry for the 2015 contest in Vienna, Austria was selected through the national final ESC 2015 – die Entscheidungsshow, organised by the Swiss German speaking broadcaster Schweizer Radio und Fernsehen (SRF) in collaboration with the other broadcasters part of the Swiss Broadcasting Corporation. Artists that were interested in entering the Swiss national final had the opportunity to apply to one of three open selections with defined submission periods organised by SRF together with the Swiss-Romansh broadcaster Radiotelevisiun Svizra Rumantscha (RTR), the Swiss-French broadcaster Radio Télévision Suisse (RTS) and/or the Swiss-Italian broadcaster Radiotelevisione svizzera (RSI). A total of 18 entries were selected to advance to an "Expert Check" round; nine entries were selected from the SRF/RTR selection, six entries were selected from the RTS selection and three entries were selected from the RSI selection. The "Expert Check" was held on 7 December 2014 at SRF Studio 5 in Zürich and involved five experts evaluating the live performances of the 18 entries and selecting six entries to advance to the televised national final—three artists and songs from the SRF/RTR candidates, two from the RTS candidates and one from the RSI candidates. The six finalists performed during the national final on 31 January 2015 where a combination of jury voting and public voting ultimately selected "Time to Shine" performed by Mélanie René as the winner.
Switzerland participated in the Eurovision Song Contest 2016 with the song "The Last of Our Kind" written by Christina Maria Rieder, Mike James, Jeff Dawson and Warne Livesey. The song was performed by Rykka, which is the artistic name of singer Christina Maria Rieder. The Swiss entry for the 2016 contest in Stockholm, Sweden was selected through the national final ESC 2016 – die Entscheidungsshow, organised by the Swiss German speaking broadcaster Schweizer Radio und Fernsehen (SRF) in collaboration with the other broadcasters part of the Swiss Broadcasting Corporation. Artists that were interested in entering the Swiss national final had the opportunity to apply to one of three open selections with defined submission periods organised by SRF together with the Swiss-Romansh broadcaster Radiotelevisiun Svizra Rumantscha (RTR), the Swiss-French broadcaster Radio Télévision Suisse (RTS) and/or the Swiss-Italian broadcaster Radiotelevisione svizzera (RSI). A total of 19 entries were selected to advance to an "Expert Check" round; ten entries were selected from the SRF/RTR selection, six entries were selected from the RTS selection and three entries were selected from the RSI selection. The "Expert Check" was held on 6 December 2015 and involved four experts evaluating the live performances of the 19 entries and selecting six entries to advance to the televised national final—three artists and songs from the SRF/RTR candidates, two from the RTS candidates and one from the RSI candidates. The six finalists performed during the national final on 13 February 2016 where a combination of jury voting and public voting ultimately selected "The Last of Our Kind" performed by Rykka as the winner.
Iceland was represented at the Eurovision Song Contest 1990 by Stjórnin with the song "Eitt lag enn". Stjórnin was the winner of the Icelandic national final, Söngvakeppni Sjónvarpsins 1990, organised by Icelandic broadcaster Ríkisútvarpið (RÚV).
Switzerland participated in the Eurovision Song Contest 2021 with the song "Tout l'univers" written by Gjon Muharremaj, Wouter Hardy, Nina Sampermans and Xavier Michel. The song was performed by Gjon's Tears, which is the artistic name of singer Gjon Muharremaj who was internally selected by the Swiss broadcaster Swiss Broadcasting Corporation to represent the nation at the 2020 contest in Rotterdam, Netherlands, after they were due to compete in the 2020 contest with "Répondez-moi" before the 2020 event's cancellation. "Tout l'univers" was presented to the public as the Swiss entry on 10 March 2021.
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