Canada announced a boost in defense spending that will see the purchase of long-range missile systems, new tactical helicopters, and a greater Arctic presence.
Israel for the first time deployed its ship-mounted defense system, called the C-Dome, against a "suspicious" target that entered the country's airspace.
Mortar fire in eastern Democratic Republic of Congo has killed three Tanzanian soldiers who were part of a southern Africa force deployed to help government troops battling M23 rebels.
Israel pulled all its troops out of southern Gaza, including from the city of Khan Yunis, the military and Israeli media said, after months of fierce fighting with Hamas left the area devastated.
South Korea put its second domestically made spy satellite into orbit, Seoul's defense ministry said, after it launched from an American space centre on a SpaceX Falcon 9 rocket.