12th edition

After the victory of Francesca Michielin, the twelfth edition of We Are One Song Contest took place in the city-state of  Vatican City, the smallest nation in the world.

For the first time in the history of the competition, the venue has been built for the occasion in the famous St. Peter's Square, with the slogan selected being "#Borderless". The presenter was, for the second time after the 9th edition, the  Italian singer Arisa. From this edition also a theme song was introduced, and for the occasion "Blank", by Disfigure, has been the one chosen.

    Thanks to its victory in the 11th edition,  Vatican City passed automatically to the final, along with the countries which placed 2nd and 3rd: the  United States and  Turkey. 23 countries competed in each semi-final and 11 from each one of them passed to the final, with the last qualifying nation being chosen by the "Second Chance". The final was composed of 26 competitors.

    Won this edition BOBI for  Australia with the song "War is Love".

## Participating artists

**A'Studio**
Representing  Russia**Agnes Obel**
Representing  Denmark**Alex Gonzaga**
Representing  The Philippines**Annalisa**
Representing  San Marino**ANTONIA**
Representing  Rpmania**Antra Stafecka**
Representing  Latvia**Ardit Çuni**
Representing  Albania**Bengü**
Representing  Turkey**Brooke**
Representing  Malta**Calle París**
Representing  Spain**Cascada**
Representing  Germany**Dovid Gabay**
Representing  Israel**Drella**
Representing  Australia**Eleni Foureira**
Representing  Cyprus**Elisa**
Representing  Italy**EMIN**
Representing  Azerbaijan**Freddie**
Representing  Hungary**Gery-Nikol**
Representing  Bulgaria**Guy Sebastian**
Representing  Malaysia**Igor Krutoy**
Representing  Russia**IIRIS**
Representing  Estonia**J Balvin**
Representing  Colombia**Jiidesh Idirisova**
Representing  Kyrgyzstan**Kina Grannis**
Representing  Puerto Rico**Kostas Martakis**
Representing  Greece**La Lana**
Representing  Croatia**Lena**
Representing  Liechtenstein**Maan**
Representing  The Netherlands**Markus Feehily**
Representing  Ireland**Michele Bravi**
Representing  Vatican City**Momo Wu**
Representing  China**Mørland**
Representing  Norway**Myahri**
Representing  Turkmenistan**Natalia Barbu**
Representing  Moldova**NuAngels**
Representing  Ukraine**Omar Al-Abdallat**
Representing  Jordan**ONE OK ROCK**
Representing  Japan**Petunija**
Representing  Lithuania**Puppetz**
Representing  Slovenia**Rachel Platten**
Representing the  United States**Sarsa**
Representing  Poland**Seung Yeon**
Representing  South Korea**Sofi Mkheyan**
Representing  Armenia**The Weeknd**
Representing  Canada**Thorsteinn Einarsson**
Representing  Iceland**Valentin Marceau**
Representing  France**Vesala**
Representing  Finland**WAKESCAPE**
Representing  Belarus**Zara Larsson**
Representing  Sweden**Zayn**
Representing the  United Kingdom
## Returning artists

**A'Studio**
Previous participation: 10th edition for  Kazakhstan**Annalisa**
Previous participations: 1st edition for  Vatican City, 5th edition for  San Marino and 8th edition for  Italy**ANTONIA**
Previous participation: 6th edition for  Romania**Eleni Foureira**
Previous participation: 1st edition for  Cyprus**EMIN**
Previous participation: 9th edition for  Azerbaijan**Guy Sebastian**
Previous participation: Special edition 1 for  Australia**Lena**
Previous participation: 4th edition for  Germany**Natalia Barbu**
Previous participations: 1st and 3rd edition for  Moldova**Rachel Platten**
Previous participation: 10th edition for  Puerto Rico**Seung Yeon**
Previous participation: 9th edition as part of Kara for  South Korea**The Weeknd**
Previous participation: 8th edition for  Canada

## Semi-final 1

Also  Vatican City voted in this semi final.

## Semi-final 2

Also the  United States and  Turkey voted in this semi final.

## Second Chance

Every country gave 1 point to its favourite country. Voting was not compulsory.

## Voting and spokespersons

The final voting order was the following:
•  The Netherlands - Ilse DeLange (Dutch representative in the 5th edition as part of The Common Linnets)
•  Malaysia - Shila Amzah
•  Poland - Magdalena Tul
•  Romania - Cezar
•  Japan - Eir Aoi  (Japanese representative in the 6th edition and in the 1st Special edition)
•  Hungary - Kállay Saunders
•  Albania - Elhaida Dani (Albanian representative in the 6th edition)
•  United Kingdom - Olly Murs (English representative in the 7th edition)
•  Iceland - Greta Salóme (Icelandic representative in the 5th and in the 7th edition)
•  Denmark - Emmelie de Forest (Danish representative in the 4th and in the 6th edition)
•  Kyrgyzstan - Jamala
•  Germany - Helene Fischer (German representative in the 2nd and in the 10th edition)
•  San Marino - Valentina Monetta
•  Turkey - Sertab Erener
•  Malta - Ira Losco
•  Liechtenstein - WeltenBrand
•  Sweden - Sanna Nielsen (Swedish singer who represented Åland Islands in the 7th edition)
•  Italy - Marco Mengoni (Italian singer who represented San Marino in the 7th edition and in the 1st Special edition)
•  Vatican City - Sister Cristina
•  Norway - Alexander Rybak (Norwegian representative and winner in the 3rd edition and Belorussian representative in the 10th edition)
•  Finland - Krista Siegfrids (Finnish singer who represented Åland Islands in the 4th edition)
•  Ireland - Enya (Irish representative in the 1st Special edition)
•  Australia - Dami Im (Australian representative and winner in the 4th and representative in the 9th edition)
•  United States - Katy Perry (American representative in the 11th edition)
•  Azerbaijan - Safura (Azerbaijani representative in the 2nd and in the 8th edition)
•  South Korea - PSY (South Korean representative in the 3rd edition)
•  Jordan - Ayah Marar (Jordanian representative in the 9th edition)
•  Greece - Kalomira (Greek representative in the 2nd edition along with Fatman Scoop)
•  Cyprus - Ivi Adamou (Cypriot representative in the 3rd edition)
•  Israel - Mei Finegold
•  The Philippines - Toni Gonzaga (Philippine representative in the 1st Special edition)
•  Slovenia - Maraaya (Slovene representative in the 6th edition)
•  Estonia - Elina Born (Estonian representative in the 7th edition)
•  Latvia - Markus Riva (Latvian representative in the 11th edition)
•  Armenia - Aram MP3 (Armenian representative in the 6th edition)
•  Moldova - Olia Tira (Moldovan representative in the 2nd edition)
•  Turkmenistan - Marala
•  Croatia - Danijela Martinović (Croatian representative in the 3rd and in the 8th edition)
•  Ukraine - Zlata Ognevich (Ukranian representative in the 6th edition)
•  Puerto Rico - Wisin (Puerto Rican representative in the 5th edition)
•  Canada - Natasha St-Pier (Canadian representative in the 1st edition and in the 6th edition)
•  Lithuania - GJan (Lithuanian representative in the 10th edition)
•  Bulgaria - Poli Genova
•  China - Wanting
•  Colombia - Maluma
•  Russia - Sergey Lazarev (Russian representative in the 9th edition)
•  Belarus - Alyona Lanskaya (Belorussian representative in the 6th edition)
•  Spain - Pastora Soler (Spanish representative and winner in the 1st edition)
•  France - Indila (French representative in the 4th edition and represented Luxembourg in the 10th edition)