A £235m contract to maintain the nuclear engines of the UK’s fleet of submarines has been confirmed. Defence Secretary Gavin Williamson made the announcement while visiting Rolls-Royce’s Raynesway plant in Derby. Bbc.com

U.N. Secretary-General Antonio Guterres urged the United States and Russia on Monday to preserve the Intermediate-Range Nuclear Forces Treaty and to extend the New START Treaty before it expires in 2021. Usnews.com

In the latest jab at perennial foe Japan, Pyongyang has blasted Tokyo over its alleged “nuclear weaponization” just days ahead of a second summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. Japantimes.co.jp

America must not idly stand by as Russia builds nuclear capabilities. Thehill.com