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President Trump says the US will pull out of a nuclear treaty

24 October 2018

Donald Trump said this week that the US will pull out of the Intermediate-Range Nuclear Forces Treaty, saying both Russia and China possess the missiles it bans


Reagan and Gorbachev

Trump pulling the US out of a nuclear treaty is anything but smart

24 October 2018

Ripping up the Intermediate-range Nuclear Forces Treaty will spur a debilitating and dangerous arms race at a time the world can least afford it


Is North Korea really scrapping its nuclear weapons programme?

Is North Korea really scrapping its nuclear weapons programme?

25 July 2018

Satellite images taken on 20 July suggest North Korea may be dismantling two important features of its intercontinental ballistic missiles programme


Trump

Trump’s Iran U-turn could restart the global nuclear arms race

16 May 2018

The US has demonstrated that it cannot be trusted to stick to its word on arms control deals. The result may be a return to the dark days of growing nuclear arsenals


man watches Trump announcement on a TV in Iran

Trump says the Iran nuclear deal is bad. Here's why he's wrong

9 May 2018

Donald Trump didn't like the Iran deal's 2031 deadline, but by then we will have the tech to continue keeping a lid on Iran’s – and others’ - nuclear ambitions


Kim Jong-un and Moon Jae-in

North Korea's nuclear-free pledge comes with a massive catch

30 April 2018

Last week saw a historic meeting between the leaders of North and South Korea, but the promise of a nuclear-free Korean Peninsula may not be so easy


internet room

US cyberweapons have been stolen and there's nothing we can do

6 December 2017

Malicious code exploits are the new weapons of war, but can we ever reach international agreement on how they should be used and who gets to control them?


Donald Trump

Maths can make sense of Trump’s ‘madman’ North Korea strategy

6 November 2017

Outlandish threats in the standoff between North Korea and Donald Trump are bluffs whose main aim is to bolster support at home, says game theorist Petros Sekeris


Front cover of Iranian newspaper reporting Trump's decision

Trump’s U-turn may see Iran join North Korea as a nuclear state

16 October 2017

In refusing to recertify the Iran nuclear deal, US president Donald Trump risks creating another North Korea – as another Republican president did before him


chess

The nuclear stalemate is crumbling – what are our options?

20 September 2017

The two-party game theory of the cold war doesn't work any more – time for a new approach


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