New missile technologies, including so-called hypersonic systems capable of traveling at more than 25 times the speed of sound, are fueling a new global arms race, according to a new report from analyst group the European Leadership Network.

Russia’s chief nuclear official has vowed to continue developing new weapons while attending a funeral on August 12 of five Russian nuclear researchers who were killed in an explosion in what U.S. experts suspect was a mishandled test of a new nuclear-powered engine.

Bahrain has agreed to buy the US-built Patriot anti-aircraft and missile interceptor system, the Raytheon Company said in a press release.