Japanese and South Korean warships separately trained with three U.S. aircraft carriers on Sunday as the allies presented a united front against nuclear-armed North Korea.
Two B-1B bombers out of Guam flew in the vicinity of the Korean Peninsula - rattling North Korea in what has become an increasing show of force in response to the North's nuclear weapons program.
South Korea and China announced Tuesday that they will work to improve their relationship, which has been badly strained by the deployment of an American missile defense system.
After a year of frosty diplomacy and economic pressure, South Korea and China announced Tuesday that they would put aside their differences and move to normalize their relationship. South Korea's Foreign Ministry said that a joint desire to denuclearize the Korean Peninsula had prompted the detente.
Report states that North Korean hackers stole a huge trove of classified U.S. and South Korean military documents last year.
Shooting down a missile launched from North Korea isn't easy. When ballistic missiles pass their initial phase of flight, they are too high to shoot down.
Countering North Korea: South Korean warships conducted live-fire exercises at sea Tuesday as Seoul continued its displays of military capability.
U.S. and South Korean troops kicked off their annual drills Monday that come after President Donald Trump and North Korea exchanged warlike rhetoric.
For the first time in almost 30 years, a majority of Americans now support military action if North Korea attacked South Korea.