WATCH: Israeli and world leaders optimistic after Trump-Kim summit

Netanyahu congratulates Trump on ‘historic’ North Korea summit

Trump, Kim sign unspecified document, end summit with lofty promises

WATCH: The significance of the agreement between Trump and Kim

WATCH: Will Syria’s Assad meet with Kim Jong Un?

WATCH: Destruction of N. Korean nuclear facility ‘a show’

Trump, Kim signal fresh hopes for derailed North Korea summit

WATCH: US meeting with N. Korea will be rescheduled, Dershowitz predicts

WATCH: 3 US captives freed from North Korea

WATCH: Will a meeting really happen between the US and North Korean leaders?

Amid skepticism, North Korea to close nuke test site in May

WATCH: Threat of US military force has Kim Jong Un’s attention

Trump plans to meet North Korean leader for nuke talks in May

North Korea offers nuclear concessions, US greets them with hope, skepticism

US open to talks with North Korea

North Korea scoffs at Trump’s ‘nuclear button’ tweet

Trump’s nuclear button is ‘much bigger’ than North Korea’s

North Korean leader: ‘Button for nuclear weapons is on my table’

WATCH: North Korea calls new UN sanctions an ‘act of war’

US flies bombers amid tensions with North Korea

North Korea threatens ‘uncontrollable phase of nuclear war’

Palestinian leader cozies up to North Korean dictator

North Korean leader to scientists: send deadly ‘gifts’ to Americans

North Korea warns Israel to ‘think twice’ with ‘defamation campaign’

WATCH: US tells N. Korea it’s not looking for a fight

North Korea tests new high-thrust rocket engine

North Korean leader orders military to prepare nuclear weapons