President Petro Poroshenko of Ukraine has issued an executive order to enact a decision of November 26, 2018 by the National Security and Defense Council (NSDC) “On Extraordinary Measures to Secure the State Sovereignty and Independence of Ukraine and Declaring Martial Law in Ukraine.”

A respective decree by the president, No №390/2018 of November 26, 2018, has been published on the website of the Ukrainian head of state.