NATO countries, including Canada, are falling behind Russia and China in the development of Arctic-capable drones — uncrewed aerial and land vehicles that are ideal for surveillance.

Turkey has warned Russia and Ukraine to exercise greater caution regarding Black Sea security. This comes after its air force shot down a drone that entered Turkish airspace, according to the defense ministry.

Ukrainian President Volodymyr Zelenskyy said in an address on Wednesday that Russia is preparing "the coming year as a year of war," despite ongoing peace talks.

Oil tankers hauling Russian crude across the Black Sea are taking a roundabout route along the coastlines of Georgia and Turkey — a measure that might help them to reduce the risk of being targeted by Ukrainian sea drones.

A Russian drone strike has pierced the heart of Chernobyl's protective shield, exposing the site of the 1986 nuclear disaster to new risks amid ongoing conflict. The International Atomic Energy Agency confirmed on December 6,