Economy Russia ignores Western calls to free captured Ukrainian ships Updated : November 26, 2018 09:16 PM IST Ukraine in turn accused Russia of military aggression and put its armed forces on full combat alert, saying it reserved the right to defend itself. Ukrainian lawmakers were due to decide later on Monday whether to approve President Petro Poroshenko's call to impose martial law in Ukraine for two months. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.