Sergei Shoigu, secretary of Russia’s Security Council, traveled to Pyongyang on Tuesday under the direct orders of Russian President Vladimir Putin, signaling a deepening of strategic military cooperation between North Korea and Russia. The visit, Shoigu's second in less than two weeks and third meeting with North Korean leader Kim Jong-un in just three months, comes as Moscow seeks to draw Pyongyang closer in its protracted war effort in Ukraine. Observers say the visit suggests a bid by Russia to leverage shifting global attention — particularly the West’s growing preoccupation with escalating tensions between Israel and Iran — to secure...