Four years on, the ground battle in eastern Ukraine is showing no signs of abating. And now, a new theater may be opening: the Sea of Azov.
https://worldview.stratfor.com/article/ukraine-and-russia-take-their-conflict-sea
https://apostrophe.ua/article/politics/foreign-policy/2018-09-24/ukraina-nanesla-sereznyiy-udar-po-rossii-chto-budet-dalshe/20837
https://www.depo.ua/ukr/politics/chomu-rosiyani-propustili-nashi-viyskovi-kateri-cherez-kerchensku-protoku-20180924842092
http://www.dsnews.ua/world/kak-fraktsiya-edinoy-rossii-v-evroparlamente-igraet-na-refleksah-24092018220000