Most dual nationals also have an Italian passport (23%), followed by French (11%) and German (9%) – all of which are neighbouring countries.
The Federal Statistical Office reported on Thursday that two-thirds of dual nationals acquired their Swiss citizenship through naturalisation, while only a third were Swiss at birth.
The share of dual nationals living in Switzerland has increased significantly since 2010, when they represented 14% of the whole population.
In 2018, Switzerland eased citizenship requirements for people aged 25 or under living in Switzerland who have a connection to the Alpine state.
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Nemo brought the Eurovision Song Contest to Switzerland with a victory on Saturday evening in Malmö, Sweden. It is Switzerland's third victory in the history of the music contest.
Switzerland abstains from vote on Palestinian bid for full UN membership
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On Friday, Switzerland abstained from the vote at the General Assembly on granting the Palestinians new rights at the United Nations (UN).
Protein in abdominal fat could help shape obesity treatment
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The study analysed fat cells from different locations in the body, and found that those in the abdomen have unique properties.
North African asylum claims fall after rapid Swiss processing
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The accelerated procedure, now out of its test phase, has resulted in a significant drop in applications from North African countries.
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The artist's song "The Code" focuses on their journey as a nonbinary individual. It is one of the favourites to win this year's contest.
Eased citizenship for third-generation immigrants to begin mid-February
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From February 15, young people in Switzerland who fulfil certain conditions will be eligible to apply for citizenship via a simplified procedure.
Third-generation immigrants in no rush to take up Swiss citizenship
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Around 1,000 young people have applied for Swiss citizenship since the law changed one year ago to ease rules for third-generation immigrants.
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