Serbia has received another arms delivery from Russia, despite Western sanctions imposed on Moscow over its invasion of Ukraine. President Aleksandar Vucic unveiled a Russian anti-drone system called Repellent, describing it as “excellent”. Serbia is the only European country that has refused to align with European Union sanctions following Russia’s invasion of Ukraine. Estonia has said that NATO has about three or four years to strengthen its defences as Russia ramps up its “war machine”. Poland’s president has met the CEO of US manufacturer Lockheed Martin about strengthening security in the region. Watch this video to know more.