Russian President Vladimir Putin and North Korean leader Kim Jong Un signed a comprehensive strategic partnership treaty in Pyongyang on Wednesday, including a clause covering mutual assistance in case of aggression against either country, Russian media said, underscoring their increasingly close military cooperation.Kim told a joint press conference following his talks with Putin that bilateral relations have reached "a new high level of alliance" while describing the pact as "purely peaceful and defensive," according to Russian media reports.Putin was quoted by Tass news agency as saying …READ FULL ARTICLE