The 1936 Montreux convention is an agreement concerning the regime of the Black Sea and the connecting straits. In response to Turkey’s request to refortify the area, the signatories to the ...

Ukraine and Russia have agreed to a ceasefire deal involving the Black Sea and strikes on energy infrastructure.

The deal was limited, and it was not clear when or how it would start. The Kremlin also demanded some Western sanctions be lifted first.