Examples:
United States: They have developed laser burst canon technology. It shoots a one-second burst every 4 seconds at a max range of 60ft. Best used in close combat. Laser is made from ultraviolet light and is extremely hot in temperature. now given to all front-line infantry.
China: Currently working on better versions of the atomic bomb in order to find a way to cause drastic damage without the devastating radiation that a nuke would do. They plan on calling it a C Bomb.
England: Working on better radar detection systems and hacking into different satellites from the other enemy countries to take control of them and their access to information. Front line new skill is a drop shield that is 10 ft long and 10 feet wide that can take a considerable amount of damage before it is destroyed.