What two world leaders met for the first time this week at an international summit in vladivostok?

Kim Jong-un and Vladimir Putin

Explanation:

Kim Jong-un and Vladimir Putin are the two world leaders that met for the first time at an international summit in Vladivostok. Kim Jong-un is the leader of North Korea, while Vladimir Putin is the leader of Russia. The meeting was meant to establish closer ties between the two countries. It also revolved around North Korea's nuclear program and the ongoing conflicts that are going on in the peninsula.