With a separatist conflict simmering in eastern Ukraine, land mines are taking a heavy toll on the civilian population. Last year alone, some 600 people -- including many children -- were killed or injured by mines or other explosive devices. (RFE/RL's Ukrainian Service)
Here is today's map of the security situation in eastern Ukraine, according to the National Security and Defense Council:
Regarding today's missile tests by Ukraine in the Black Sea:
"It is our responsibility to build air defense for Kyiv and the whole of Ukraine and no one can stop us.” President Petro Poroshenko said on December 1.
Military spokesman Volodymyr Kryzhanovsky said the exercises were taking place at least 30 kilometers from Crimea’s airspace.
Kryzhanovsky said the tests were being held in accordance with international law, adding that Ukraine’s military was ready for "any developments."
Russia has reportedly put its air defense forces on high alert on Crimea.