In the most recent show of force, Pyongyang put its military might on display during a parade on April 15 marking the 105th birth anniversary of the country's founder Kim Il Sung, grandfather of present ruler Kim Jong Un.
Nancy Pelosi's gritty refusal to backtrack on her plans to visit Taiwan is part of who she is.
Pyongyang wants the world to recognise its nuclear capability, says Srikanth Kondapalli.
Here are some of the images from the parade.
While trying to persuade North Korea to give up its provocative actions, engaging China is the first hurdle that world leaders will have to deal with, says Rajaram Panda.
The US Pacific Command said the missiles appeared to be short-range. The first and second missiles "failed in flight" and the third "appears to have blown up almost immediately".
The Americans, Kim Dong Chul, Kim Hak-song and Kim Sang Duk, are travelling back to the US with Secretary of State Mike Pompeo.
'No matter how severe sanctions the UN security council imposes on North Korea, the impact of the sanctions would depend on how faithfully they are enforced by China,' says Dr Rajaram Panda.
'What if Kim is alive as the latest reappearance suggests, but unable to rule?' 'Will his sister be installed as the leader to continue with the Kims's hereditary dynasty that began with the present ruler's grandfather?' asks Dr Rajaram Panda.
Trump said the summit ended with no agreement because he was not willing to lift all the sanctions on North Korea.
Trump also said in a separate tweet that North Korea is 'no longer' the US' 'biggest and most dangerous problem', telling Americans and the rest of the world they can 'sleep well tonight!'
The Japanese government warned the people in northern Japan to prepare for a potential incoming missile from Pyongyang.
North Korea is unlikely to strike first, but its response in retaliation, if attacked, could be massive even at the expense of its own destruction, says Rajaram Panda.
South Korean President's office says Kim promised to close N Korea's nuclear test site next month.
The US president puts Pyongyang back on list of state sponsors of terrorism for first time since 2008.
The US president said the lines of communication had opened between the two countries after Trump administration officials on Thursday said that the North Koreans had become unresponsive, leading to the planned summit's cancellation.
'The coming two months could unfold unpredictable results or unpredictable consequences or both at the same time,' says Rajaram Panda.
The US Air Force B-1B Lancer bombers from Guam, along with the force's F-15C Eagle fighter escorts from Okinawa, Japan, flew in international airspace over the waters east of North Korea
The US needs to find global support, especially from Russia and China, to make North Korea back down, says Claude Smadja.
The projectile took off on Sunday afternoon local time from a location near Pukchang.
North Korea warns the US that it will soon 'suffer the greatest pain it ever experienced in its history'. Rajaram Panda looks at the latest twist in the North Korean crisis.
However, Kim gave no indication of Pyongyang willing to give up its nuclear weapons
After Pyongyang tests a missile potentially capable of reaching the US, Dr Rajaram Panda explores the realistic -- and peaceful -- options before Donald Trump and the international community at large.
North Korea will take part in the next two Olympic Games in Japan and China, International Olympic Committee President Thomas Bach said on Saturday after meeting North Korean leader Kim Jong Un in Pyongyang.
CNN cameras go inside the secretive nation to places few outsiders have ever seen.
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'Much depends on Moon's persuasive skill to make both Trump and Kim shed some of their rigidity and be flexible to accommodate contrarian viewpoints,' says Dr Rajaram Panda.
This is the first time North Korea has fired what is thought to be a ballistic weapon over Japan.
'Countries in possession of nuclear weapons have a heightened sense of power and it is logical for Kim to expect/demand to be treated as an equal at any bargaining table.' 'It is here that Trump ought to respect Kim as the leader of a sovereign power and not treat the North Korean leader as a subordinate,' says Dr Rajaram Panda.
The United Nations Security Council has imposed new sanctions on North Korea for its rocket launch and warned of 'significant action' in the event of a fresh nuclear test, but Pyongyang remained defiant.
Trump is all set to meet Kim by May.
North Korea had recently called on its citizens to be ready for a nation-wide struggle against 'war thirsty' Trump.
A tribute to an incomparable photojournalist who was slain by the Taliban on Thursday night.
Mattis' remarks came after Trump warned that 'appeasement' won't work with Pyongyang.
The Hwasong-14 intercontinental ballistic missile was launched eastward from Pyongsong in North Korea's South Pyongan Province around 3.30 am local time.
Both sides also agreed at a round of talks on their heavily fortified border to hold a series of basketball matches in the North Korean capital of Pyongyang on July 3-6, marking the anniversary of a July 4, 1972, inter-Korean agreement on unification, they said.
Trump, who personally greeted the trio at the Andrews Air Force Base, praised Kim for their release ahead of their summit.
In a letter to the North Korean dictator, the US president says talks are 'inappropriate' based on the open hostility displayed in the recent statement.
Trump said, 'North Korea has just launched another missile. Does this guy (Kim) have anything better to do with his life?'
North Korea conducted a ground test of a new type of high-thrust rocket engine on Saturday.