Some second passports last for life; others need upkeep. Discover the countries where a second citizenship can lapse—and what ...

Explore 10 countries that allow dual citizenship, including the United States, Canada, the UK, Australia and Germany. Learn ...

The ADF limits enlistment applications to citizens of five countries, sets residency rules and warns that foreign nationals ...

Australia has opened its military to citizens of six countries, but South Africa is not on the list. Joining a foreign military without approval is a crime in SA.

Learn the passport rule for dual citizens, including which passport to use at airline check-in, border control, and when returning home.

Estonian parliamentary groups have submitted a bill allowing citizens by birth to hold dual citizenship with selected ...

The coalition parties want to allow Estonian citizens by birth to hold dual citizenship. The opposition questions what ...

UK dual nationals must show a British passport or proof of right of abode to fly to Britain. Learn the ETA rules and how to ...

The US lists Visa Waiver Programme countries, explains ESTA and passport rules, and details how dual nationality or travel to ...

Saudi Arabia has listed five conditions that foreigners must meet to be eligible for investor residency. Other key ...

UK confirms eligible Commonwealth citizens can join Royal Navy and Army without UK residency; RAF applicants typically need ...