Gibraltar

After Greece said it will not offer any facilities to the vessel

As the Iranian vessel departed Gibraltar despite a US bid to have it detained

Move prolongs diplomatic spat between Tehran, London and Washington

British Foreign Secretary says Gibraltar's detention of Iranian supertanker was legal

As the investigation goes on and Grace 1 continues to be detained

As the move by British Royal Marines escalates a confrontation between Iran and the West

Accuses it of acting at the bidding of the United States

Carrying crude oil to the middle eastern nation is in violation of EU sanctions in force since late 2011

Spain can expect its European allies to swing more clearly behind its 300-year-old claims to sovereignty of Gibraltar

Madrid has a long-standing claim on the British rock, home to 30,000 people

'Gibraltar is not for sale'

Gibraltarians want to stay British, when they rejected a referendum on shared sovereignty with Spain

At stakes is a thriving services-based economy that relies in large part on access to the EU's single market