On Nov. 25, Russia opened fire on three Ukrainian ships in the Kerch Strait and then seized them. On Nov. 26, Kyiv imposed martial law in ten regions for thirty days as a response to the attack.
Russia's War Against Ukraine
OP-ED
Ruslan Minich, Vitalii Rybak: Russia openly attacks Ukraine. Why now?
A Russia's FSB security service officer escorts a detained Ukrainian sailor to a courthouse in Simferopol, Crimea, on Nov. 27, 2018.