British politicians, lawyers and pressure groups who want to preserve the right to EU citizenship began to wrestle with this question after the UK’s June 2016 referendum.

The number of British people becoming citizens of another European Union country more than doubled in 2016, the year the UK voted to leave the bloc, official figures showed Monday. Malta. UK citizens who have lived in an EU state for a period of more than five years must be granted, subject to certain conditions, long-term resident status, the commission said. A new global industry has been booming in recent years, as countries offer people the chance to acquire citizenship or residency.
Visas for short business trips and longer visits to the EU will be a matter for negotiation between the UK and the EU. Low tax rates (permanent residents pay just 15 per cent) and a sunny climate make Malta an attractive destination for those seeking EU citizenship. 4.

The Withdrawal Agreement, negotiated by former UK PM Theresa May, offers temporary guarantees for UK citizens in EU countries, but that has failed …

This gives British citizens the right to travel to the EU after the transition period for up to 90 days without a visa within any 180-day period. Economic programmes are allowing foreigners to legitimately purchase citizenship or a residency permit – in return for a substantial investment.
Dual citizenship is an option for U.S. citizens for some countries. It was a damp squib, proposing that Europeans obtain the status of “third-country nationals” in the UK, with fewer rights than British citizens are offered throughout the EU. It would be conditional on the UK granting visa-free travel to EU citizens to the UK. The EU has no current provisions of citizenship for non-member countries and member states will oppose any deal which gives UK citizens EU rights that are not returned. With the European Union referendum looming, polls show Britain on the verge of leaving. In this case dual citizenship is allowed for those who are citizens of the member states of the European Union, the European Free Trade Association (EFTA), NATO or if you are a citizen of Australia, Brazil or New Zealand (children are eligible for dual citizenship with any country, but at age 25 will have to make a choice).