The intentional provocation executed by Kiev saw three Ukrainian naval vessels intentionally violating protocol for passing through the Strait – protocol previously agreed upon by Kiev and previously observed by Ukrainian naval vessels. The extent to which Ukraine was aware of these protocols and the 2003 agreement that put them in place includes entire events organized in Ukraine by NATO-sponsored “think tanks” discussing the necessity to “rip them up” and attempt to assert greater control over the current joint-use of the Sea of Azov.

Source: NATO’s Aggression Reaches For Russian Waters | PopularResistance.Org