2011–2012 Strait of Hormuz dispute
The 2011–12 Strait of Hormuz dispute was a dispute between a coalition of countries and Iran. The dispute arose on 27 December 2011, when Iranian Vice President Mohammad-Reza Rahimi threatened to close the Strait of Hormuz.
Source: Wikipedia — 2011–2012 Strait of Hormuz dispute (CC BY-SA 4.0)